Home / 22,115,713.55-33,188,517.10-7,738,905.90

Finding the Fourth Proportional to 22,115,713.55, 33,188,517.10 and 7,738,905.90

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Solution

The fourth proportional to 22,115,713.55, 33,188,517.10 and 7,738,905.90 is: 11,613,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115,713.55 : 33,188,517.10 = 7,738,905.90 : x
  2. Step 2: Convert to fraction form
    22,115,713.55/33,188,517.10 = 7,738,905.90/x
  3. Step 3: Cross multiply
    22,115,713.55x = 33,188,517.10 × 7,738,905.90
  4. Step 4: Simplify right side
    22,115,713.55x = 256,842,810,766,663.34
  5. Step 5: Solve for x
    x = 256,842,810,766,663.34/22,115,713.55
  6. Step 6: Final answer
    x = 11,613,589.14

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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.