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Finding the Fourth Proportional to 26,981,654.40, 40,472,481.60 and 24,430,737.60

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Solution

The fourth proportional to 26,981,654.40, 40,472,481.60 and 24,430,737.60 is: 36,646,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,981,654.40 : 40,472,481.60 = 24,430,737.60 : x
  2. Step 2: Convert to fraction form
    26,981,654.40/40,472,481.60 = 24,430,737.60/x
  3. Step 3: Cross multiply
    26,981,654.40x = 40,472,481.60 × 24,430,737.60
  4. Step 4: Simplify right side
    26,981,654.40x = 988,772,577,990,428.25
  5. Step 5: Solve for x
    x = 988,772,577,990,428.25/26,981,654.40
  6. Step 6: Final answer
    x = 36,646,106.40

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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.