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Finding the Third Proportional to 4,180,367 and 9,182,807

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Solution

The third proportional to 4,180,367 and 9,182,807 is: 20,171,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180,367 : 9,182,807 = 9,182,807 : x
  2. Step 2: Convert to fraction form
    4,180,367/9,182,807 = 9,182,807/x
  3. Step 3: Cross multiply
    4,180,367x = 9,182,807 × 9,182,807
  4. Step 4: Simplify right side
    4,180,367x = 84,323,944,399,249
  5. Step 5: Solve for x
    x = 84,323,944,399,249/4,180,367
  6. Step 6: Final answer
    x = 20,171,421.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.