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Finding the Third Proportional to 13,807,883 and 20,711,825

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Solution

The third proportional to 13,807,883 and 20,711,825 is: 31,067,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,883 : 20,711,825 = 20,711,825 : x
  2. Step 2: Convert to fraction form
    13,807,883/20,711,825 = 20,711,825/x
  3. Step 3: Cross multiply
    13,807,883x = 20,711,825 × 20,711,825
  4. Step 4: Simplify right side
    13,807,883x = 428,979,694,830,625
  5. Step 5: Solve for x
    x = 428,979,694,830,625/13,807,883
  6. Step 6: Final answer
    x = 31,067,738.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.