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Finding the Third Proportional to 3,431,468.25 and 7,394,787

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Solution

The third proportional to 3,431,468.25 and 7,394,787 is: 15,935,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,468.25 : 7,394,787 = 7,394,787 : x
  2. Step 2: Convert to fraction form
    3,431,468.25/7,394,787 = 7,394,787/x
  3. Step 3: Cross multiply
    3,431,468.25x = 7,394,787 × 7,394,787
  4. Step 4: Simplify right side
    3,431,468.25x = 54,682,874,775,369
  5. Step 5: Solve for x
    x = 54,682,874,775,369/3,431,468.25
  6. Step 6: Final answer
    x = 15,935,707.63

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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.