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Finding the Third Proportional to 8,945,048 and 11,917,668

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Solution

The third proportional to 8,945,048 and 11,917,668 is: 15,878,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,048 : 11,917,668 = 11,917,668 : x
  2. Step 2: Convert to fraction form
    8,945,048/11,917,668 = 11,917,668/x
  3. Step 3: Cross multiply
    8,945,048x = 11,917,668 × 11,917,668
  4. Step 4: Simplify right side
    8,945,048x = 142,030,810,558,224
  5. Step 5: Solve for x
    x = 142,030,810,558,224/8,945,048
  6. Step 6: Final answer
    x = 15,878,149.63

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.