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Finding the Third Proportional to 3,218,906 and 6,960,514

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Solution

The third proportional to 3,218,906 and 6,960,514 is: 15,051,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,906 : 6,960,514 = 6,960,514 : x
  2. Step 2: Convert to fraction form
    3,218,906/6,960,514 = 6,960,514/x
  3. Step 3: Cross multiply
    3,218,906x = 6,960,514 × 6,960,514
  4. Step 4: Simplify right side
    3,218,906x = 48,448,755,144,196
  5. Step 5: Solve for x
    x = 48,448,755,144,196/3,218,906
  6. Step 6: Final answer
    x = 15,051,310.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.