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Finding the Third Proportional to 8,184,158 and 11,379,418

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Solution

The third proportional to 8,184,158 and 11,379,418 is: 15,822,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184,158 : 11,379,418 = 11,379,418 : x
  2. Step 2: Convert to fraction form
    8,184,158/11,379,418 = 11,379,418/x
  3. Step 3: Cross multiply
    8,184,158x = 11,379,418 × 11,379,418
  4. Step 4: Simplify right side
    8,184,158x = 129,491,154,018,724
  5. Step 5: Solve for x
    x = 129,491,154,018,724/8,184,158
  6. Step 6: Final answer
    x = 15,822,171.81

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.