Finding the Fourth Proportional to 87,389,761.55, 120,597,277.14 and 48,231,537.48
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Solution
The fourth proportional to 87,389,761.55, 120,597,277.14 and 48,231,537.48 is: 66,559,194.00
Step by Step Solution
- Step 1: Write the proportion equation
87,389,761.55 : 120,597,277.14 = 48,231,537.48 : x - Step 2: Convert to fraction form
87,389,761.55/120,597,277.14 = 48,231,537.48/x - Step 3: Cross multiply
87,389,761.55x = 120,597,277.14 × 48,231,537.48 - Step 4: Simplify right side
87,389,761.55x = 5,816,592,092,363,857 - Step 5: Solve for x
x = 5,816,592,092,363,857/87,389,761.55 - Step 6: Final answer
x = 66,559,194.00
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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.