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Finding the Third Proportional to 13,212,445.50 and 20,213,604

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Solution

The third proportional to 13,212,445.50 and 20,213,604 is: 30,924,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212,445.50 : 20,213,604 = 20,213,604 : x
  2. Step 2: Convert to fraction form
    13,212,445.50/20,213,604 = 20,213,604/x
  3. Step 3: Cross multiply
    13,212,445.50x = 20,213,604 × 20,213,604
  4. Step 4: Simplify right side
    13,212,445.50x = 408,589,786,668,816
  5. Step 5: Solve for x
    x = 408,589,786,668,816/13,212,445.50
  6. Step 6: Final answer
    x = 30,924,614.73

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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.