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Finding the Third Proportional to 8,129,241 and 11,888,640

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Solution

The third proportional to 8,129,241 and 11,888,640 is: 17,386,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,241 : 11,888,640 = 11,888,640 : x
  2. Step 2: Convert to fraction form
    8,129,241/11,888,640 = 11,888,640/x
  3. Step 3: Cross multiply
    8,129,241x = 11,888,640 × 11,888,640
  4. Step 4: Simplify right side
    8,129,241x = 141,339,761,049,600
  5. Step 5: Solve for x
    x = 141,339,761,049,600/8,129,241
  6. Step 6: Final answer
    x = 17,386,587.63

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.