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Finding the Third Proportional to 15,672,438 and 24,217,920

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Solution

The third proportional to 15,672,438 and 24,217,920 is: 37,422,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,438 : 24,217,920 = 24,217,920 : x
  2. Step 2: Convert to fraction form
    15,672,438/24,217,920 = 24,217,920/x
  3. Step 3: Cross multiply
    15,672,438x = 24,217,920 × 24,217,920
  4. Step 4: Simplify right side
    15,672,438x = 586,507,649,126,400
  5. Step 5: Solve for x
    x = 586,507,649,126,400/15,672,438
  6. Step 6: Final answer
    x = 37,422,872.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.