Home / 13,766,005.38-20,630,407.11-5,241,691.74

Finding the Fourth Proportional to 13,766,005.38, 20,630,407.11 and 5,241,691.74

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Solution

The fourth proportional to 13,766,005.38, 20,630,407.11 and 5,241,691.74 is: 7,855,454.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766,005.38 : 20,630,407.11 = 5,241,691.74 : x
  2. Step 2: Convert to fraction form
    13,766,005.38/20,630,407.11 = 5,241,691.74/x
  3. Step 3: Cross multiply
    13,766,005.38x = 20,630,407.11 × 5,241,691.74
  4. Step 4: Simplify right side
    13,766,005.38x = 108,138,234,541,324.27
  5. Step 5: Solve for x
    x = 108,138,234,541,324.27/13,766,005.38
  6. Step 6: Final answer
    x = 7,855,454.91

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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.