Home / 18,494,354.92-25,522,251.78-10,235,018.20

Finding the Fourth Proportional to 18,494,354.92, 25,522,251.78 and 10,235,018.20

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Solution

The fourth proportional to 18,494,354.92, 25,522,251.78 and 10,235,018.20 is: 14,124,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494,354.92 : 25,522,251.78 = 10,235,018.20 : x
  2. Step 2: Convert to fraction form
    18,494,354.92/25,522,251.78 = 10,235,018.20/x
  3. Step 3: Cross multiply
    18,494,354.92x = 25,522,251.78 × 10,235,018.20
  4. Step 4: Simplify right side
    18,494,354.92x = 261,220,711,473,282.38
  5. Step 5: Solve for x
    x = 261,220,711,473,282.38/18,494,354.92
  6. Step 6: Final answer
    x = 14,124,348.35

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1.5x scale

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.