^4:11

“You are worthy, our Lord and God,

to receive glory and honor and power,

for you created all things,

by your will they were created
and have their being.”

“You are worthy, our Lord and God,

If we cannot say "OUR LORD and GOD", we won't be there anyway.

to receive GLORY and HONOR and (the) POWER;

Twenty-four elders substitute POWER for THANKS that the four living creatures use. Perhaps because Christ in his resurrection had POWER to overcome death (which these 24 elders are thought to represent), these elders acknowledge the Lord "to receive POWER".

by your will they were created
and have their being.”

The whole universe exists because OUR LORD willed it to be so. Likewise, we were given souls, so He and we could have common fellowship. This is confirmed in John 1:3, Hebrews 1:10-12, and Colossians 1:15-18.