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Finding the Third Proportional to 18,335,108 and 38,855,800

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Solution

The third proportional to 18,335,108 and 38,855,800 is: 82,343,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,108 : 38,855,800 = 38,855,800 : x
  2. Step 2: Convert to fraction form
    18,335,108/38,855,800 = 38,855,800/x
  3. Step 3: Cross multiply
    18,335,108x = 38,855,800 × 38,855,800
  4. Step 4: Simplify right side
    18,335,108x = 1,509,773,193,640,000
  5. Step 5: Solve for x
    x = 1,509,773,193,640,000/18,335,108
  6. Step 6: Final answer
    x = 82,343,294.28

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.