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Finding the Third Proportional to 15,940,437.75 and 33,015,062.25

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Solution

The third proportional to 15,940,437.75 and 33,015,062.25 is: 68,379,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940,437.75 : 33,015,062.25 = 33,015,062.25 : x
  2. Step 2: Convert to fraction form
    15,940,437.75/33,015,062.25 = 33,015,062.25/x
  3. Step 3: Cross multiply
    15,940,437.75x = 33,015,062.25 × 33,015,062.25
  4. Step 4: Simplify right side
    15,940,437.75x = 1,089,994,335,371,375
  5. Step 5: Solve for x
    x = 1,089,994,335,371,375/15,940,437.75
  6. Step 6: Final answer
    x = 68,379,197.14

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.