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Finding the Third Proportional to 16,845,198 and 34,488,378

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Solution

The third proportional to 16,845,198 and 34,488,378 is: 70,610,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845,198 : 34,488,378 = 34,488,378 : x
  2. Step 2: Convert to fraction form
    16,845,198/34,488,378 = 34,488,378/x
  3. Step 3: Cross multiply
    16,845,198x = 34,488,378 × 34,488,378
  4. Step 4: Simplify right side
    16,845,198x = 1,189,448,217,070,884
  5. Step 5: Solve for x
    x = 1,189,448,217,070,884/16,845,198
  6. Step 6: Final answer
    x = 70,610,521.59

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.