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Finding the Third Proportional to 11,711,876 and 25,378,686

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Solution

The third proportional to 11,711,876 and 25,378,686 is: 54,993,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711,876 : 25,378,686 = 25,378,686 : x
  2. Step 2: Convert to fraction form
    11,711,876/25,378,686 = 25,378,686/x
  3. Step 3: Cross multiply
    11,711,876x = 25,378,686 × 25,378,686
  4. Step 4: Simplify right side
    11,711,876x = 644,077,703,086,596
  5. Step 5: Solve for x
    x = 644,077,703,086,596/11,711,876
  6. Step 6: Final answer
    x = 54,993,555.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.