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Finding the Third Proportional to 3,933,218.25 and 8,558,622

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Solution

The third proportional to 3,933,218.25 and 8,558,622 is: 18,623,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,218.25 : 8,558,622 = 8,558,622 : x
  2. Step 2: Convert to fraction form
    3,933,218.25/8,558,622 = 8,558,622/x
  3. Step 3: Cross multiply
    3,933,218.25x = 8,558,622 × 8,558,622
  4. Step 4: Simplify right side
    3,933,218.25x = 73,250,010,538,884
  5. Step 5: Solve for x
    x = 73,250,010,538,884/3,933,218.25
  6. Step 6: Final answer
    x = 18,623,428.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.