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Finding the Third Proportional to 3,081,408 and 6,870,918

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Solution

The third proportional to 3,081,408 and 6,870,918 is: 15,320,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,408 : 6,870,918 = 6,870,918 : x
  2. Step 2: Convert to fraction form
    3,081,408/6,870,918 = 6,870,918/x
  3. Step 3: Cross multiply
    3,081,408x = 6,870,918 × 6,870,918
  4. Step 4: Simplify right side
    3,081,408x = 47,209,514,162,724
  5. Step 5: Solve for x
    x = 47,209,514,162,724/3,081,408
  6. Step 6: Final answer
    x = 15,320,760.56

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.