Home / 8,747,658.80-13,123,945.80-4,260,081.20

Finding the Fourth Proportional to 8,747,658.80, 13,123,945.80 and 4,260,081.20

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Solution

The fourth proportional to 8,747,658.80, 13,123,945.80 and 4,260,081.20 is: 6,391,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,658.80 : 13,123,945.80 = 4,260,081.20 : x
  2. Step 2: Convert to fraction form
    8,747,658.80/13,123,945.80 = 4,260,081.20/x
  3. Step 3: Cross multiply
    8,747,658.80x = 13,123,945.80 × 4,260,081.20
  4. Step 4: Simplify right side
    8,747,658.80x = 55,909,074,772,398.97
  5. Step 5: Solve for x
    x = 55,909,074,772,398.97/8,747,658.80
  6. Step 6: Final answer
    x = 6,391,318.64

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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.