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Finding the Third Proportional to 15,651,272 and 21,627,093

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Solution

The third proportional to 15,651,272 and 21,627,093 is: 29,884,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,272 : 21,627,093 = 21,627,093 : x
  2. Step 2: Convert to fraction form
    15,651,272/21,627,093 = 21,627,093/x
  3. Step 3: Cross multiply
    15,651,272x = 21,627,093 × 21,627,093
  4. Step 4: Simplify right side
    15,651,272x = 467,731,151,630,649
  5. Step 5: Solve for x
    x = 467,731,151,630,649/15,651,272
  6. Step 6: Final answer
    x = 29,884,545.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.