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Finding the Third Proportional to 8,131,076.50 and 11,149,246.50

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Solution

The third proportional to 8,131,076.50 and 11,149,246.50 is: 15,287,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,076.50 : 11,149,246.50 = 11,149,246.50 : x
  2. Step 2: Convert to fraction form
    8,131,076.50/11,149,246.50 = 11,149,246.50/x
  3. Step 3: Cross multiply
    8,131,076.50x = 11,149,246.50 × 11,149,246.50
  4. Step 4: Simplify right side
    8,131,076.50x = 124,305,697,517,762.25
  5. Step 5: Solve for x
    x = 124,305,697,517,762.25/8,131,076.50
  6. Step 6: Final answer
    x = 15,287,729.43

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.