Finding the Fourth Proportional to 62,572,624.80, 93,858,937.20 and 60,305,143.20
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Solution
The fourth proportional to 62,572,624.80, 93,858,937.20 and 60,305,143.20 is: 90,457,714.80
Step by Step Solution
- Step 1: Write the proportion equation
62,572,624.80 : 93,858,937.20 = 60,305,143.20 : x - Step 2: Convert to fraction form
62,572,624.80/93,858,937.20 = 60,305,143.20/x - Step 3: Cross multiply
62,572,624.80x = 93,858,937.20 × 60,305,143.20 - Step 4: Simplify right side
62,572,624.80x = 5,660,176,648,445,807 - Step 5: Solve for x
x = 5,660,176,648,445,807/62,572,624.80 - Step 6: Final answer
x = 90,457,714.80
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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.