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Finding the Third Proportional to 8,519,624 and 18,338,332

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Solution

The third proportional to 8,519,624 and 18,338,332 is: 39,472,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,624 : 18,338,332 = 18,338,332 : x
  2. Step 2: Convert to fraction form
    8,519,624/18,338,332 = 18,338,332/x
  3. Step 3: Cross multiply
    8,519,624x = 18,338,332 × 18,338,332
  4. Step 4: Simplify right side
    8,519,624x = 336,294,420,542,224
  5. Step 5: Solve for x
    x = 336,294,420,542,224/8,519,624
  6. Step 6: Final answer
    x = 39,472,918.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.