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Finding the Third Proportional to 3,806,137 and 8,206,435

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Solution

The third proportional to 3,806,137 and 8,206,435 is: 17,693,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,137 : 8,206,435 = 8,206,435 : x
  2. Step 2: Convert to fraction form
    3,806,137/8,206,435 = 8,206,435/x
  3. Step 3: Cross multiply
    3,806,137x = 8,206,435 × 8,206,435
  4. Step 4: Simplify right side
    3,806,137x = 67,345,575,409,225
  5. Step 5: Solve for x
    x = 67,345,575,409,225/3,806,137
  6. Step 6: Final answer
    x = 17,693,944.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.