Home / 26,612,793.60-39,919,190.40-18,109,737.60

Finding the Fourth Proportional to 26,612,793.60, 39,919,190.40 and 18,109,737.60

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Solution

The fourth proportional to 26,612,793.60, 39,919,190.40 and 18,109,737.60 is: 27,164,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612,793.60 : 39,919,190.40 = 18,109,737.60 : x
  2. Step 2: Convert to fraction form
    26,612,793.60/39,919,190.40 = 18,109,737.60/x
  3. Step 3: Cross multiply
    26,612,793.60x = 39,919,190.40 × 18,109,737.60
  4. Step 4: Simplify right side
    26,612,793.60x = 722,926,063,348,439.12
  5. Step 5: Solve for x
    x = 722,926,063,348,439.12/26,612,793.60
  6. Step 6: Final answer
    x = 27,164,606.40

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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.