Finding the Fourth Proportional to 91,539,429.18, 126,357,560.46 and 60,609,562.98
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Solution
The fourth proportional to 91,539,429.18, 126,357,560.46 and 60,609,562.98 is: 83,663,144.80
Step by Step Solution
- Step 1: Write the proportion equation
91,539,429.18 : 126,357,560.46 = 60,609,562.98 : x - Step 2: Convert to fraction form
91,539,429.18/126,357,560.46 = 60,609,562.98/x - Step 3: Cross multiply
91,539,429.18x = 126,357,560.46 × 60,609,562.98 - Step 4: Simplify right side
91,539,429.18x = 7,658,476,518,699,527 - Step 5: Solve for x
x = 7,658,476,518,699,527/91,539,429.18 - Step 6: Final answer
x = 83,663,144.80
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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.