All you have to do to find the volume of a swimming pool is multiply the length x width x average depth x gallons in a cubic foot (7.48). In your case it would be 38x22x5.5x7.48=34,393 gallons.
An 8 ft round pool holds 2,300 litres
I depends on how wide the pan is and how deep it is.
About 4,490 gallons of water.
About 2,794 gallons of water.
This pool can hold a maximum of about 5,707.6 gallons of water.
It holds up to 10,408 gallons of water.
About 5,730 gallons.
About 7,645 gallons.