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Finding the Third Proportional to 8,389,311.75 and 18,379,305

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Solution

The third proportional to 8,389,311.75 and 18,379,305 is: 40,265,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,311.75 : 18,379,305 = 18,379,305 : x
  2. Step 2: Convert to fraction form
    8,389,311.75/18,379,305 = 18,379,305/x
  3. Step 3: Cross multiply
    8,389,311.75x = 18,379,305 × 18,379,305
  4. Step 4: Simplify right side
    8,389,311.75x = 337,798,852,283,025
  5. Step 5: Solve for x
    x = 337,798,852,283,025/8,389,311.75
  6. Step 6: Final answer
    x = 40,265,383.19

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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.