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Finding the Fourth Proportional to 17,608,728.40, 26,413,092.60 and 16,041,086.80

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Solution

The fourth proportional to 17,608,728.40, 26,413,092.60 and 16,041,086.80 is: 24,061,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608,728.40 : 26,413,092.60 = 16,041,086.80 : x
  2. Step 2: Convert to fraction form
    17,608,728.40/26,413,092.60 = 16,041,086.80/x
  3. Step 3: Cross multiply
    17,608,728.40x = 26,413,092.60 × 16,041,086.80
  4. Step 4: Simplify right side
    17,608,728.40x = 423,694,711,053,037.75
  5. Step 5: Solve for x
    x = 423,694,711,053,037.75/17,608,728.40
  6. Step 6: Final answer
    x = 24,061,630.20

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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.