Home / 20,502,456.20-30,753,684.30-16,521,144.20

Finding the Fourth Proportional to 20,502,456.20, 30,753,684.30 and 16,521,144.20

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Solution

The fourth proportional to 20,502,456.20, 30,753,684.30 and 16,521,144.20 is: 24,781,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,502,456.20 : 30,753,684.30 = 16,521,144.20 : x
  2. Step 2: Convert to fraction form
    20,502,456.20/30,753,684.30 = 16,521,144.20/x
  3. Step 3: Cross multiply
    20,502,456.20x = 30,753,684.30 × 16,521,144.20
  4. Step 4: Simplify right side
    20,502,456.20x = 508,086,053,001,576.06
  5. Step 5: Solve for x
    x = 508,086,053,001,576.06/20,502,456.20
  6. Step 6: Final answer
    x = 24,781,716.30

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1.5x scale

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.