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Finding the Third Proportional to 3,738,821 and 8,115,737

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Solution

The third proportional to 3,738,821 and 8,115,737 is: 17,616,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,821 : 8,115,737 = 8,115,737 : x
  2. Step 2: Convert to fraction form
    3,738,821/8,115,737 = 8,115,737/x
  3. Step 3: Cross multiply
    3,738,821x = 8,115,737 × 8,115,737
  4. Step 4: Simplify right side
    3,738,821x = 65,865,187,053,169
  5. Step 5: Solve for x
    x = 65,865,187,053,169/3,738,821
  6. Step 6: Final answer
    x = 17,616,566.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.