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Finding the Third Proportional to 18,904,138 and 41,467,860

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Solution

The third proportional to 18,904,138 and 41,467,860 is: 90,963,333.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904,138 : 41,467,860 = 41,467,860 : x
  2. Step 2: Convert to fraction form
    18,904,138/41,467,860 = 41,467,860/x
  3. Step 3: Cross multiply
    18,904,138x = 41,467,860 × 41,467,860
  4. Step 4: Simplify right side
    18,904,138x = 1,719,583,412,979,600
  5. Step 5: Solve for x
    x = 1,719,583,412,979,600/18,904,138
  6. Step 6: Final answer
    x = 90,963,333.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.