Home / 9,792,001.70-14,688,002.55-9,418,753.70

Finding the Fourth Proportional to 9,792,001.70, 14,688,002.55 and 9,418,753.70

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Solution

The fourth proportional to 9,792,001.70, 14,688,002.55 and 9,418,753.70 is: 14,128,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,001.70 : 14,688,002.55 = 9,418,753.70 : x
  2. Step 2: Convert to fraction form
    9,792,001.70/14,688,002.55 = 9,418,753.70/x
  3. Step 3: Cross multiply
    9,792,001.70x = 14,688,002.55 × 9,418,753.70
  4. Step 4: Simplify right side
    9,792,001.70x = 138,342,678,363,421.94
  5. Step 5: Solve for x
    x = 138,342,678,363,421.94/9,792,001.70
  6. Step 6: Final answer
    x = 14,128,130.55

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Similar ratio
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1.5x scale

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.