Home / 31,512,715.22-43,487,879.22-17,761,679.33

Finding the Fourth Proportional to 31,512,715.22, 43,487,879.22 and 17,761,679.33

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Solution

The fourth proportional to 31,512,715.22, 43,487,879.22 and 17,761,679.33 is: 24,511,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512,715.22 : 43,487,879.22 = 17,761,679.33 : x
  2. Step 2: Convert to fraction form
    31,512,715.22/43,487,879.22 = 17,761,679.33/x
  3. Step 3: Cross multiply
    31,512,715.22x = 43,487,879.22 × 17,761,679.33
  4. Step 4: Simplify right side
    31,512,715.22x = 772,417,765,447,410.38
  5. Step 5: Solve for x
    x = 772,417,765,447,410.38/31,512,715.22
  6. Step 6: Final answer
    x = 24,511,304.72

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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.