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Finding the Third Proportional to 17,199,781 and 36,391,752

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Solution

The third proportional to 17,199,781 and 36,391,752 is: 76,998,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199,781 : 36,391,752 = 36,391,752 : x
  2. Step 2: Convert to fraction form
    17,199,781/36,391,752 = 36,391,752/x
  3. Step 3: Cross multiply
    17,199,781x = 36,391,752 × 36,391,752
  4. Step 4: Simplify right side
    17,199,781x = 1,324,359,613,629,504
  5. Step 5: Solve for x
    x = 1,324,359,613,629,504/17,199,781
  6. Step 6: Final answer
    x = 76,998,632.34

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.