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Finding the Third Proportional to 8,481,922 and 18,308,849

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Solution

The third proportional to 8,481,922 and 18,308,849 is: 39,520,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,922 : 18,308,849 = 18,308,849 : x
  2. Step 2: Convert to fraction form
    8,481,922/18,308,849 = 18,308,849/x
  3. Step 3: Cross multiply
    8,481,922x = 18,308,849 × 18,308,849
  4. Step 4: Simplify right side
    8,481,922x = 335,213,951,704,801
  5. Step 5: Solve for x
    x = 335,213,951,704,801/8,481,922
  6. Step 6: Final answer
    x = 39,520,989.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.