Home / 9,998,565.72-13,799,142.84-5,647,932.24

Finding the Fourth Proportional to 9,998,565.72, 13,799,142.84 and 5,647,932.24

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Solution

The fourth proportional to 9,998,565.72, 13,799,142.84 and 5,647,932.24 is: 7,794,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998,565.72 : 13,799,142.84 = 5,647,932.24 : x
  2. Step 2: Convert to fraction form
    9,998,565.72/13,799,142.84 = 5,647,932.24/x
  3. Step 3: Cross multiply
    9,998,565.72x = 13,799,142.84 × 5,647,932.24
  4. Step 4: Simplify right side
    9,998,565.72x = 77,936,623,730,401.16
  5. Step 5: Solve for x
    x = 77,936,623,730,401.16/9,998,565.72
  6. Step 6: Final answer
    x = 7,794,780.36

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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.