Home / 5,375,781.13-8,063,753.72-1,964,760.97

Finding the Fourth Proportional to 5,375,781.13, 8,063,753.72 and 1,964,760.97

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Solution

The fourth proportional to 5,375,781.13, 8,063,753.72 and 1,964,760.97 is: 2,947,171.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,781.13 : 8,063,753.72 = 1,964,760.97 : x
  2. Step 2: Convert to fraction form
    5,375,781.13/8,063,753.72 = 1,964,760.97/x
  3. Step 3: Cross multiply
    5,375,781.13x = 8,063,753.72 × 1,964,760.97
  4. Step 4: Simplify right side
    5,375,781.13x = 15,843,348,580,748.31
  5. Step 5: Solve for x
    x = 15,843,348,580,748.31/5,375,781.13
  6. Step 6: Final answer
    x = 2,947,171.43

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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.