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Finding the Third Proportional to 20,442,736 and 45,033,480

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Solution

The third proportional to 20,442,736 and 45,033,480 is: 99,204,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,442,736 : 45,033,480 = 45,033,480 : x
  2. Step 2: Convert to fraction form
    20,442,736/45,033,480 = 45,033,480/x
  3. Step 3: Cross multiply
    20,442,736x = 45,033,480 × 45,033,480
  4. Step 4: Simplify right side
    20,442,736x = 2,028,014,320,910,400
  5. Step 5: Solve for x
    x = 2,028,014,320,910,400/20,442,736
  6. Step 6: Final answer
    x = 99,204,642.71

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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.