Home / 38,016,206.70-57,024,310.05-12,458,049.90

Finding the Fourth Proportional to 38,016,206.70, 57,024,310.05 and 12,458,049.90

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Solution

The fourth proportional to 38,016,206.70, 57,024,310.05 and 12,458,049.90 is: 18,687,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,206.70 : 57,024,310.05 = 12,458,049.90 : x
  2. Step 2: Convert to fraction form
    38,016,206.70/57,024,310.05 = 12,458,049.90/x
  3. Step 3: Cross multiply
    38,016,206.70x = 57,024,310.05 × 12,458,049.90
  4. Step 4: Simplify right side
    38,016,206.70x = 710,411,700,115,971.50
  5. Step 5: Solve for x
    x = 710,411,700,115,971.50/38,016,206.70
  6. Step 6: Final answer
    x = 18,687,074.85

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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.