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Finding the Third Proportional to 11,836,139 and 25,469,993

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Solution

The third proportional to 11,836,139 and 25,469,993 is: 54,808,459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836,139 : 25,469,993 = 25,469,993 : x
  2. Step 2: Convert to fraction form
    11,836,139/25,469,993 = 25,469,993/x
  3. Step 3: Cross multiply
    11,836,139x = 25,469,993 × 25,469,993
  4. Step 4: Simplify right side
    11,836,139x = 648,720,543,420,049
  5. Step 5: Solve for x
    x = 648,720,543,420,049/11,836,139
  6. Step 6: Final answer
    x = 54,808,459.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.