Finding the Fourth Proportional to 66,430,715.29, 91,674,444.18 and 37,062,052.41
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Solution
The fourth proportional to 66,430,715.29, 91,674,444.18 and 37,062,052.41 is: 51,145,664.17
Step by Step Solution
- Step 1: Write the proportion equation
66,430,715.29 : 91,674,444.18 = 37,062,052.41 : x - Step 2: Convert to fraction form
66,430,715.29/91,674,444.18 = 37,062,052.41/x - Step 3: Cross multiply
66,430,715.29x = 91,674,444.18 × 37,062,052.41 - Step 4: Simplify right side
66,430,715.29x = 3,397,643,054,856,779.50 - Step 5: Solve for x
x = 3,397,643,054,856,779.50/66,430,715.29 - Step 6: Final answer
x = 51,145,664.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.