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Finding the Third Proportional to 18,016,161 and 39,635,514

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Solution

The third proportional to 18,016,161 and 39,635,514 is: 87,198,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016,161 : 39,635,514 = 39,635,514 : x
  2. Step 2: Convert to fraction form
    18,016,161/39,635,514 = 39,635,514/x
  3. Step 3: Cross multiply
    18,016,161x = 39,635,514 × 39,635,514
  4. Step 4: Simplify right side
    18,016,161x = 1,570,973,970,044,196
  5. Step 5: Solve for x
    x = 1,570,973,970,044,196/18,016,161
  6. Step 6: Final answer
    x = 87,198,042.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.