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Finding the Third Proportional to 6,394,380 and 13,379,928

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Solution

The third proportional to 6,394,380 and 13,379,928 is: 27,996,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394,380 : 13,379,928 = 13,379,928 : x
  2. Step 2: Convert to fraction form
    6,394,380/13,379,928 = 13,379,928/x
  3. Step 3: Cross multiply
    6,394,380x = 13,379,928 × 13,379,928
  4. Step 4: Simplify right side
    6,394,380x = 179,022,473,285,184
  5. Step 5: Solve for x
    x = 179,022,473,285,184/6,394,380
  6. Step 6: Final answer
    x = 27,996,846.18

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.