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Finding the Third Proportional to 18,463,698 and 39,766,914

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Solution

The third proportional to 18,463,698 and 39,766,914 is: 85,649,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,698 : 39,766,914 = 39,766,914 : x
  2. Step 2: Convert to fraction form
    18,463,698/39,766,914 = 39,766,914/x
  3. Step 3: Cross multiply
    18,463,698x = 39,766,914 × 39,766,914
  4. Step 4: Simplify right side
    18,463,698x = 1,581,407,449,083,396
  5. Step 5: Solve for x
    x = 1,581,407,449,083,396/18,463,698
  6. Step 6: Final answer
    x = 85,649,551.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.