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Finding the Third Proportional to 15,375,595.50 and 21,627,711

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Solution

The third proportional to 15,375,595.50 and 21,627,711 is: 30,422,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375,595.50 : 21,627,711 = 21,627,711 : x
  2. Step 2: Convert to fraction form
    15,375,595.50/21,627,711 = 21,627,711/x
  3. Step 3: Cross multiply
    15,375,595.50x = 21,627,711 × 21,627,711
  4. Step 4: Simplify right side
    15,375,595.50x = 467,757,883,099,521
  5. Step 5: Solve for x
    x = 467,757,883,099,521/15,375,595.50
  6. Step 6: Final answer
    x = 30,422,098.65

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.