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Finding the Fourth Proportional to 16,608,654.80, 24,912,982.20 and 14,813,565.20

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Solution

The fourth proportional to 16,608,654.80, 24,912,982.20 and 14,813,565.20 is: 22,220,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608,654.80 : 24,912,982.20 = 14,813,565.20 : x
  2. Step 2: Convert to fraction form
    16,608,654.80/24,912,982.20 = 14,813,565.20/x
  3. Step 3: Cross multiply
    16,608,654.80x = 24,912,982.20 × 14,813,565.20
  4. Step 4: Simplify right side
    16,608,654.80x = 369,050,086,146,139.44
  5. Step 5: Solve for x
    x = 369,050,086,146,139.44/16,608,654.80
  6. Step 6: Final answer
    x = 22,220,347.80

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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.