Home / 16,814,425.20-25,221,637.80-16,654,992.90

Finding the Fourth Proportional to 16,814,425.20, 25,221,637.80 and 16,654,992.90

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Solution

The fourth proportional to 16,814,425.20, 25,221,637.80 and 16,654,992.90 is: 24,982,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814,425.20 : 25,221,637.80 = 16,654,992.90 : x
  2. Step 2: Convert to fraction form
    16,814,425.20/25,221,637.80 = 16,654,992.90/x
  3. Step 3: Cross multiply
    16,814,425.20x = 25,221,637.80 × 16,654,992.90
  4. Step 4: Simplify right side
    16,814,425.20x = 420,066,198,485,371.62
  5. Step 5: Solve for x
    x = 420,066,198,485,371.62/16,814,425.20
  6. Step 6: Final answer
    x = 24,982,489.35

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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.