The gross income multiplier (GIM) is 12.5.
Using this formula
Gross income multiplier (GIM)=Sales price/Annual gross income
Where:
Sales price=$5million
Annual gross income=$400,000
Let plug in the formula
Gross income multiplier (GIM)=$5 million/$400,000
Gross income multiplier (GIM)=12.5
Inconclusion the gross income multiplier (GIM) is 12.5.
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