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Finding the Third Proportional to 8,379,539 and 17,999,195

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Solution

The third proportional to 8,379,539 and 17,999,195 is: 38,662,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379,539 : 17,999,195 = 17,999,195 : x
  2. Step 2: Convert to fraction form
    8,379,539/17,999,195 = 17,999,195/x
  3. Step 3: Cross multiply
    8,379,539x = 17,999,195 × 17,999,195
  4. Step 4: Simplify right side
    8,379,539x = 323,971,020,648,025
  5. Step 5: Solve for x
    x = 323,971,020,648,025/8,379,539
  6. Step 6: Final answer
    x = 38,662,153.21

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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.