Home / 18,154,885.92-25,053,414.12-9,895,024.32

Finding the Fourth Proportional to 18,154,885.92, 25,053,414.12 and 9,895,024.32

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Solution

The fourth proportional to 18,154,885.92, 25,053,414.12 and 9,895,024.32 is: 13,654,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,885.92 : 25,053,414.12 = 9,895,024.32 : x
  2. Step 2: Convert to fraction form
    18,154,885.92/25,053,414.12 = 9,895,024.32/x
  3. Step 3: Cross multiply
    18,154,885.92x = 25,053,414.12 × 9,895,024.32
  4. Step 4: Simplify right side
    18,154,885.92x = 247,904,142,016,431.41
  5. Step 5: Solve for x
    x = 247,904,142,016,431.41/18,154,885.92
  6. Step 6: Final answer
    x = 13,654,954.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.