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Finding the Third Proportional to 13,233,508 and 20,239,566

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Solution

The third proportional to 13,233,508 and 20,239,566 is: 30,954,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,508 : 20,239,566 = 20,239,566 : x
  2. Step 2: Convert to fraction form
    13,233,508/20,239,566 = 20,239,566/x
  3. Step 3: Cross multiply
    13,233,508x = 20,239,566 × 20,239,566
  4. Step 4: Simplify right side
    13,233,508x = 409,640,031,868,356
  5. Step 5: Solve for x
    x = 409,640,031,868,356/13,233,508
  6. Step 6: Final answer
    x = 30,954,757.56

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.