Home / 13,769,200.10-20,656,910.55-8,086,499.30

Finding the Fourth Proportional to 13,769,200.10, 20,656,910.55 and 8,086,499.30

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Solution

The fourth proportional to 13,769,200.10, 20,656,910.55 and 8,086,499.30 is: 12,131,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,200.10 : 20,656,910.55 = 8,086,499.30 : x
  2. Step 2: Convert to fraction form
    13,769,200.10/20,656,910.55 = 8,086,499.30/x
  3. Step 3: Cross multiply
    13,769,200.10x = 20,656,910.55 × 8,086,499.30
  4. Step 4: Simplify right side
    13,769,200.10x = 167,042,092,702,737.62
  5. Step 5: Solve for x
    x = 167,042,092,702,737.62/13,769,200.10
  6. Step 6: Final answer
    x = 12,131,575.65

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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.