Home / 33,691,201.20-50,511,918.60-13,486,042.80

Finding the Fourth Proportional to 33,691,201.20, 50,511,918.60 and 13,486,042.80

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Solution

The fourth proportional to 33,691,201.20, 50,511,918.60 and 13,486,042.80 is: 20,219,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691,201.20 : 50,511,918.60 = 13,486,042.80 : x
  2. Step 2: Convert to fraction form
    33,691,201.20/50,511,918.60 = 13,486,042.80/x
  3. Step 3: Cross multiply
    33,691,201.20x = 50,511,918.60 × 13,486,042.80
  4. Step 4: Simplify right side
    33,691,201.20x = 681,205,896,149,716.12
  5. Step 5: Solve for x
    x = 681,205,896,149,716.12/33,691,201.20
  6. Step 6: Final answer
    x = 20,219,103.86

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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.