Home / 29,251,134.20-43,876,701.30-20,748,078.20

Finding the Fourth Proportional to 29,251,134.20, 43,876,701.30 and 20,748,078.20

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Solution

The fourth proportional to 29,251,134.20, 43,876,701.30 and 20,748,078.20 is: 31,122,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251,134.20 : 43,876,701.30 = 20,748,078.20 : x
  2. Step 2: Convert to fraction form
    29,251,134.20/43,876,701.30 = 20,748,078.20/x
  3. Step 3: Cross multiply
    29,251,134.20x = 43,876,701.30 × 20,748,078.20
  4. Step 4: Simplify right side
    29,251,134.20x = 910,357,229,730,441.62
  5. Step 5: Solve for x
    x = 910,357,229,730,441.62/29,251,134.20
  6. Step 6: Final answer
    x = 31,122,117.30

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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.