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Finding the Third Proportional to 11,888,650 and 18,893,698

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Solution

The third proportional to 11,888,650 and 18,893,698 is: 30,026,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,650 : 18,893,698 = 18,893,698 : x
  2. Step 2: Convert to fraction form
    11,888,650/18,893,698 = 18,893,698/x
  3. Step 3: Cross multiply
    11,888,650x = 18,893,698 × 18,893,698
  4. Step 4: Simplify right side
    11,888,650x = 356,971,824,115,204
  5. Step 5: Solve for x
    x = 356,971,824,115,204/11,888,650
  6. Step 6: Final answer
    x = 30,026,270.78

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.