Home / 33,215,115.10-49,822,672.65-20,394,046.30

Finding the Fourth Proportional to 33,215,115.10, 49,822,672.65 and 20,394,046.30

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Solution

The fourth proportional to 33,215,115.10, 49,822,672.65 and 20,394,046.30 is: 30,591,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,115.10 : 49,822,672.65 = 20,394,046.30 : x
  2. Step 2: Convert to fraction form
    33,215,115.10/49,822,672.65 = 20,394,046.30/x
  3. Step 3: Cross multiply
    33,215,115.10x = 49,822,672.65 × 20,394,046.30
  4. Step 4: Simplify right side
    33,215,115.10x = 1,016,085,892,813,843.75
  5. Step 5: Solve for x
    x = 1,016,085,892,813,843.75/33,215,115.10
  6. Step 6: Final answer
    x = 30,591,069.45

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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.