Home / 6,982,617.80-9,635,165.96-3,884,408.78

Finding the Fourth Proportional to 6,982,617.80, 9,635,165.96 and 3,884,408.78

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Solution

The fourth proportional to 6,982,617.80, 9,635,165.96 and 3,884,408.78 is: 5,360,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982,617.80 : 9,635,165.96 = 3,884,408.78 : x
  2. Step 2: Convert to fraction form
    6,982,617.80/9,635,165.96 = 3,884,408.78/x
  3. Step 3: Cross multiply
    6,982,617.80x = 9,635,165.96 × 3,884,408.78
  4. Step 4: Simplify right side
    6,982,617.80x = 37,426,923,251,781.13
  5. Step 5: Solve for x
    x = 37,426,923,251,781.13/6,982,617.80
  6. Step 6: Final answer
    x = 5,360,013.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.