Home / 31,591,974.75-47,387,962.17-7,657,446.75

Finding the Fourth Proportional to 31,591,974.75, 47,387,962.17 and 7,657,446.75

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Solution

The fourth proportional to 31,591,974.75, 47,387,962.17 and 7,657,446.75 is: 11,486,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,974.75 : 47,387,962.17 = 7,657,446.75 : x
  2. Step 2: Convert to fraction form
    31,591,974.75/47,387,962.17 = 7,657,446.75/x
  3. Step 3: Cross multiply
    31,591,974.75x = 47,387,962.17 × 7,657,446.75
  4. Step 4: Simplify right side
    31,591,974.75x = 362,870,796,907,789.44
  5. Step 5: Solve for x
    x = 362,870,796,907,789.44/31,591,974.75
  6. Step 6: Final answer
    x = 11,486,170.14

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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.