Home / 7,791,808.50-11,687,380.11-7,609,347.09

Finding the Fourth Proportional to 7,791,808.50, 11,687,380.11 and 7,609,347.09

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Solution

The fourth proportional to 7,791,808.50, 11,687,380.11 and 7,609,347.09 is: 11,413,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,808.50 : 11,687,380.11 = 7,609,347.09 : x
  2. Step 2: Convert to fraction form
    7,791,808.50/11,687,380.11 = 7,609,347.09/x
  3. Step 3: Cross multiply
    7,791,808.50x = 11,687,380.11 × 7,609,347.09
  4. Step 4: Simplify right side
    7,791,808.50x = 88,933,331,829,752.38
  5. Step 5: Solve for x
    x = 88,933,331,829,752.38/7,791,808.50
  6. Step 6: Final answer
    x = 11,413,695.78

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Double scale
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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.