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Finding the Third Proportional to 18,391,936 and 43,354,924

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Solution

The third proportional to 18,391,936 and 43,354,924 is: 102,199,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,936 : 43,354,924 = 43,354,924 : x
  2. Step 2: Convert to fraction form
    18,391,936/43,354,924 = 43,354,924/x
  3. Step 3: Cross multiply
    18,391,936x = 43,354,924 × 43,354,924
  4. Step 4: Simplify right side
    18,391,936x = 1,879,649,435,045,776
  5. Step 5: Solve for x
    x = 1,879,649,435,045,776/18,391,936
  6. Step 6: Final answer
    x = 102,199,650.71

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.