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Finding the Third Proportional to 20,624,722 and 45,215,568

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Solution

The third proportional to 20,624,722 and 45,215,568 is: 99,126,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624,722 : 45,215,568 = 45,215,568 : x
  2. Step 2: Convert to fraction form
    20,624,722/45,215,568 = 45,215,568/x
  3. Step 3: Cross multiply
    20,624,722x = 45,215,568 × 45,215,568
  4. Step 4: Simplify right side
    20,624,722x = 2,044,447,589,562,624
  5. Step 5: Solve for x
    x = 2,044,447,589,562,624/20,624,722
  6. Step 6: Final answer
    x = 99,126,067.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.