Home / 31,675,481.89-43,712,165.03-17,188,793.89

Finding the Fourth Proportional to 31,675,481.89, 43,712,165.03 and 17,188,793.89

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Solution

The fourth proportional to 31,675,481.89, 43,712,165.03 and 17,188,793.89 is: 23,720,535.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,481.89 : 43,712,165.03 = 17,188,793.89 : x
  2. Step 2: Convert to fraction form
    31,675,481.89/43,712,165.03 = 17,188,793.89/x
  3. Step 3: Cross multiply
    31,675,481.89x = 43,712,165.03 × 17,188,793.89
  4. Step 4: Simplify right side
    31,675,481.89x = 751,359,395,186,335.75
  5. Step 5: Solve for x
    x = 751,359,395,186,335.75/31,675,481.89
  6. Step 6: Final answer
    x = 23,720,535.58

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1.5x scale

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.