Convert from fathom [ancient] to dekameter

Unit Definition (fathom [ancient])
A fathom is a unit of measure equal to 2 yards or 6 feet, or 1.8288 metres. The name of the unit derives from the Old English word fæthm meaning 'outstretched arms' which was the original definition of the unit's measure.

Unit Definition (dekameter)
The dekameter or decameter is a common metric unit of distance equal to 10 meters (about 32.8084 feet).