Home / 10,120,229.10-15,180,331.80-3,296,791.38

Finding the Fourth Proportional to 10,120,229.10, 15,180,331.80 and 3,296,791.38

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Solution

The fourth proportional to 10,120,229.10, 15,180,331.80 and 3,296,791.38 is: 4,945,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,229.10 : 15,180,331.80 = 3,296,791.38 : x
  2. Step 2: Convert to fraction form
    10,120,229.10/15,180,331.80 = 3,296,791.38/x
  3. Step 3: Cross multiply
    10,120,229.10x = 15,180,331.80 × 3,296,791.38
  4. Step 4: Simplify right side
    10,120,229.10x = 50,046,387,007,679.73
  5. Step 5: Solve for x
    x = 50,046,387,007,679.73/10,120,229.10
  6. Step 6: Final answer
    x = 4,945,183.21

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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.