Finding the Fourth Proportional to 62,331,751.20, 93,497,626.80 and 51,714,919.20
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Solution
The fourth proportional to 62,331,751.20, 93,497,626.80 and 51,714,919.20 is: 77,572,378.80
Step by Step Solution
- Step 1: Write the proportion equation
62,331,751.20 : 93,497,626.80 = 51,714,919.20 : x - Step 2: Convert to fraction form
62,331,751.20/93,497,626.80 = 51,714,919.20/x - Step 3: Cross multiply
62,331,751.20x = 93,497,626.80 × 51,714,919.20 - Step 4: Simplify right side
62,331,751.20x = 4,835,222,215,353,755 - Step 5: Solve for x
x = 4,835,222,215,353,755/62,331,751.20 - Step 6: Final answer
x = 77,572,378.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.