Finding the Fourth Proportional to 76,722,617.74, 115,156,684.18 and 47,488,024.74
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Solution
The fourth proportional to 76,722,617.74, 115,156,684.18 and 47,488,024.74 is: 71,277,070.94
Step by Step Solution
- Step 1: Write the proportion equation
76,722,617.74 : 115,156,684.18 = 47,488,024.74 : x - Step 2: Convert to fraction form
76,722,617.74/115,156,684.18 = 47,488,024.74/x - Step 3: Cross multiply
76,722,617.74x = 115,156,684.18 × 47,488,024.74 - Step 4: Simplify right side
76,722,617.74x = 5,468,563,466,969,154 - Step 5: Solve for x
x = 5,468,563,466,969,154/76,722,617.74 - Step 6: Final answer
x = 71,277,070.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.