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Finding the Third Proportional to 20,879,532 and 45,998,928

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Solution

The third proportional to 20,879,532 and 45,998,928 is: 101,338,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,879,532 : 45,998,928 = 45,998,928 : x
  2. Step 2: Convert to fraction form
    20,879,532/45,998,928 = 45,998,928/x
  3. Step 3: Cross multiply
    20,879,532x = 45,998,928 × 45,998,928
  4. Step 4: Simplify right side
    20,879,532x = 2,115,901,377,149,184
  5. Step 5: Solve for x
    x = 2,115,901,377,149,184/20,879,532
  6. Step 6: Final answer
    x = 101,338,544.23

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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.