Home / 31,675,479.89-43,712,162.27-17,188,791.89

Finding the Fourth Proportional to 31,675,479.89, 43,712,162.27 and 17,188,791.89

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Solution

The fourth proportional to 31,675,479.89, 43,712,162.27 and 17,188,791.89 is: 23,720,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,479.89 : 43,712,162.27 = 17,188,791.89 : x
  2. Step 2: Convert to fraction form
    31,675,479.89/43,712,162.27 = 17,188,791.89/x
  3. Step 3: Cross multiply
    31,675,479.89x = 43,712,162.27 × 17,188,791.89
  4. Step 4: Simplify right side
    31,675,479.89x = 751,359,260,423,461
  5. Step 5: Solve for x
    x = 751,359,260,423,461/31,675,479.89
  6. Step 6: Final answer
    x = 23,720,532.82

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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.