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On January 1, 2015, Hernandez Manufacturing Corporation purchased a machine for $40,000,000. The corporation expects to use the machine for 24,000 hours over the next 6 years. The estimated residual value of the machine at the end of the sixth year is $40,000. The corporation used the machine for 4,000 hours in 2015 and 5,000 hours in 2016. What is the depreciation expense for the year 2015 if the corporation uses the units-of-production method of depreciation? O $6,660,000 O $13,333,333 O $12,222.000 O $6,666,660