Home / 31,512,745.68-43,487,920.44-17,761,709.80

Finding the Fourth Proportional to 31,512,745.68, 43,487,920.44 and 17,761,709.80

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Solution

The fourth proportional to 31,512,745.68, 43,487,920.44 and 17,761,709.80 is: 24,511,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512,745.68 : 43,487,920.44 = 17,761,709.80 : x
  2. Step 2: Convert to fraction form
    31,512,745.68/43,487,920.44 = 17,761,709.80/x
  3. Step 3: Cross multiply
    31,512,745.68x = 43,487,920.44 × 17,761,709.80
  4. Step 4: Simplify right side
    31,512,745.68x = 772,419,822,660,768.25
  5. Step 5: Solve for x
    x = 772,419,822,660,768.25/31,512,745.68
  6. Step 6: Final answer
    x = 24,511,346.31

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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.