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Finding the Third Proportional to 5,160,774 and 10,936,812

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Solution

The third proportional to 5,160,774 and 10,936,812 is: 23,177,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,774 : 10,936,812 = 10,936,812 : x
  2. Step 2: Convert to fraction form
    5,160,774/10,936,812 = 10,936,812/x
  3. Step 3: Cross multiply
    5,160,774x = 10,936,812 × 10,936,812
  4. Step 4: Simplify right side
    5,160,774x = 119,613,856,723,344
  5. Step 5: Solve for x
    x = 119,613,856,723,344/5,160,774
  6. Step 6: Final answer
    x = 23,177,503.36

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.