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Finding the Third Proportional to 8,134,662 and 11,154,420

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Solution

The third proportional to 8,134,662 and 11,154,420 is: 15,295,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134,662 : 11,154,420 = 11,154,420 : x
  2. Step 2: Convert to fraction form
    8,134,662/11,154,420 = 11,154,420/x
  3. Step 3: Cross multiply
    8,134,662x = 11,154,420 × 11,154,420
  4. Step 4: Simplify right side
    8,134,662x = 124,421,085,536,400
  5. Step 5: Solve for x
    x = 124,421,085,536,400/8,134,662
  6. Step 6: Final answer
    x = 15,295,175.82

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.