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Finding the Third Proportional to 3,115,733 and 6,479,131

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Solution

The third proportional to 3,115,733 and 6,479,131 is: 13,473,278.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,733 : 6,479,131 = 6,479,131 : x
  2. Step 2: Convert to fraction form
    3,115,733/6,479,131 = 6,479,131/x
  3. Step 3: Cross multiply
    3,115,733x = 6,479,131 × 6,479,131
  4. Step 4: Simplify right side
    3,115,733x = 41,979,138,515,161
  5. Step 5: Solve for x
    x = 41,979,138,515,161/3,115,733
  6. Step 6: Final answer
    x = 13,473,278.52

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.