Home / 71,008,481.18-106,448,772.26-25,538,301.74

Finding the Fourth Proportional to 71,008,481.18, 106,448,772.26 and 25,538,301.74

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Solution

The fourth proportional to 71,008,481.18, 106,448,772.26 and 25,538,301.74 is: 38,284,453.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,008,481.18 : 106,448,772.26 = 25,538,301.74 : x
  2. Step 2: Convert to fraction form
    71,008,481.18/106,448,772.26 = 25,538,301.74/x
  3. Step 3: Cross multiply
    71,008,481.18x = 106,448,772.26 × 25,538,301.74
  4. Step 4: Simplify right side
    71,008,481.18x = 2,718,520,865,360,023.50
  5. Step 5: Solve for x
    x = 2,718,520,865,360,023.50/71,008,481.18
  6. Step 6: Final answer
    x = 38,284,453.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.