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Finding the Third Proportional to 21,882,892 and 47,131,160

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Solution

The third proportional to 21,882,892 and 47,131,160 is: 101,510,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882,892 : 47,131,160 = 47,131,160 : x
  2. Step 2: Convert to fraction form
    21,882,892/47,131,160 = 47,131,160/x
  3. Step 3: Cross multiply
    21,882,892x = 47,131,160 × 47,131,160
  4. Step 4: Simplify right side
    21,882,892x = 2,221,346,242,945,600
  5. Step 5: Solve for x
    x = 2,221,346,242,945,600/21,882,892
  6. Step 6: Final answer
    x = 101,510,634.10

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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.