Home / 41,899,965.40-57,848,517.66-28,691,245.72

Finding the Fourth Proportional to 41,899,965.40, 57,848,517.66 and 28,691,245.72

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Solution

The fourth proportional to 41,899,965.40, 57,848,517.66 and 28,691,245.72 is: 39,612,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,899,965.40 : 57,848,517.66 = 28,691,245.72 : x
  2. Step 2: Convert to fraction form
    41,899,965.40/57,848,517.66 = 28,691,245.72/x
  3. Step 3: Cross multiply
    41,899,965.40x = 57,848,517.66 × 28,691,245.72
  4. Step 4: Simplify right side
    41,899,965.40x = 1,659,746,034,720,819.25
  5. Step 5: Solve for x
    x = 1,659,746,034,720,819.25/41,899,965.40
  6. Step 6: Final answer
    x = 39,612,109.91

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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.