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Finding the Third Proportional to 5,126,139 and 10,914,858

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Solution

The third proportional to 5,126,139 and 10,914,858 is: 23,240,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,139 : 10,914,858 = 10,914,858 : x
  2. Step 2: Convert to fraction form
    5,126,139/10,914,858 = 10,914,858/x
  3. Step 3: Cross multiply
    5,126,139x = 10,914,858 × 10,914,858
  4. Step 4: Simplify right side
    5,126,139x = 119,134,125,160,164
  5. Step 5: Solve for x
    x = 119,134,125,160,164/5,126,139
  6. Step 6: Final answer
    x = 23,240,517.89

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.