Home / 31,625,121.44-43,647,348.48-20,023,761.44

Finding the Fourth Proportional to 31,625,121.44, 43,647,348.48 and 20,023,761.44

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Solution

The fourth proportional to 31,625,121.44, 43,647,348.48 and 20,023,761.44 is: 27,635,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625,121.44 : 43,647,348.48 = 20,023,761.44 : x
  2. Step 2: Convert to fraction form
    31,625,121.44/43,647,348.48 = 20,023,761.44/x
  3. Step 3: Cross multiply
    31,625,121.44x = 43,647,348.48 × 20,023,761.44
  4. Step 4: Simplify right side
    31,625,121.44x = 873,984,093,452,066.62
  5. Step 5: Solve for x
    x = 873,984,093,452,066.62/31,625,121.44
  6. Step 6: Final answer
    x = 27,635,754.54

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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.