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Finding the Third Proportional to 6,321,162 and 13,872,687

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Solution

The third proportional to 6,321,162 and 13,872,687 is: 30,445,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,162 : 13,872,687 = 13,872,687 : x
  2. Step 2: Convert to fraction form
    6,321,162/13,872,687 = 13,872,687/x
  3. Step 3: Cross multiply
    6,321,162x = 13,872,687 × 13,872,687
  4. Step 4: Simplify right side
    6,321,162x = 192,451,444,599,969
  5. Step 5: Solve for x
    x = 192,451,444,599,969/6,321,162
  6. Step 6: Final answer
    x = 30,445,580.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.