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Finding the Third Proportional to 13,468,040 and 20,217,612

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Solution

The third proportional to 13,468,040 and 20,217,612 is: 30,349,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,040 : 20,217,612 = 20,217,612 : x
  2. Step 2: Convert to fraction form
    13,468,040/20,217,612 = 20,217,612/x
  3. Step 3: Cross multiply
    13,468,040x = 20,217,612 × 20,217,612
  4. Step 4: Simplify right side
    13,468,040x = 408,751,834,982,544
  5. Step 5: Solve for x
    x = 408,751,834,982,544/13,468,040
  6. Step 6: Final answer
    x = 30,349,763.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.