Home / 20,833,902.27-28,750,781.42-11,542,076.27

Finding the Fourth Proportional to 20,833,902.27, 28,750,781.42 and 11,542,076.27

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Solution

The fourth proportional to 20,833,902.27, 28,750,781.42 and 11,542,076.27 is: 15,928,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,833,902.27 : 28,750,781.42 = 11,542,076.27 : x
  2. Step 2: Convert to fraction form
    20,833,902.27/28,750,781.42 = 11,542,076.27/x
  3. Step 3: Cross multiply
    20,833,902.27x = 28,750,781.42 × 11,542,076.27
  4. Step 4: Simplify right side
    20,833,902.27x = 331,843,711,921,372.88
  5. Step 5: Solve for x
    x = 331,843,711,921,372.88/20,833,902.27
  6. Step 6: Final answer
    x = 15,928,063.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.