Home / 31,008,512.91-42,791,747.94-17,260,724.73

Finding the Fourth Proportional to 31,008,512.91, 42,791,747.94 and 17,260,724.73

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Solution

The fourth proportional to 31,008,512.91, 42,791,747.94 and 17,260,724.73 is: 23,819,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,512.91 : 42,791,747.94 = 17,260,724.73 : x
  2. Step 2: Convert to fraction form
    31,008,512.91/42,791,747.94 = 17,260,724.73/x
  3. Step 3: Cross multiply
    31,008,512.91x = 42,791,747.94 × 17,260,724.73
  4. Step 4: Simplify right side
    31,008,512.91x = 738,616,581,907,884.50
  5. Step 5: Solve for x
    x = 738,616,581,907,884.50/31,008,512.91
  6. Step 6: Final answer
    x = 23,819,800.20

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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.