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Finding the Third Proportional to 18,207,310.50 and 39,005,190

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Solution

The third proportional to 18,207,310.50 and 39,005,190 is: 83,560,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,310.50 : 39,005,190 = 39,005,190 : x
  2. Step 2: Convert to fraction form
    18,207,310.50/39,005,190 = 39,005,190/x
  3. Step 3: Cross multiply
    18,207,310.50x = 39,005,190 × 39,005,190
  4. Step 4: Simplify right side
    18,207,310.50x = 1,521,404,846,936,100
  5. Step 5: Solve for x
    x = 1,521,404,846,936,100/18,207,310.50
  6. Step 6: Final answer
    x = 83,560,108.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.