Home / 11,760,320.20-17,614,761.16-8,338,233.82

Finding the Fourth Proportional to 11,760,320.20, 17,614,761.16 and 8,338,233.82

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Solution

The fourth proportional to 11,760,320.20, 17,614,761.16 and 8,338,233.82 is: 12,489,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760,320.20 : 17,614,761.16 = 8,338,233.82 : x
  2. Step 2: Convert to fraction form
    11,760,320.20/17,614,761.16 = 8,338,233.82/x
  3. Step 3: Cross multiply
    11,760,320.20x = 17,614,761.16 × 8,338,233.82
  4. Step 4: Simplify right side
    11,760,320.20x = 146,875,997,235,534.44
  5. Step 5: Solve for x
    x = 146,875,997,235,534.44/11,760,320.20
  6. Step 6: Final answer
    x = 12,489,115.49

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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.