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Finding the Third Proportional to 5,431,515.75 and 8,147,395.13

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Solution

The third proportional to 5,431,515.75 and 8,147,395.13 is: 12,221,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,515.75 : 8,147,395.13 = 8,147,395.13 : x
  2. Step 2: Convert to fraction form
    5,431,515.75/8,147,395.13 = 8,147,395.13/x
  3. Step 3: Cross multiply
    5,431,515.75x = 8,147,395.13 × 8,147,395.13
  4. Step 4: Simplify right side
    5,431,515.75x = 66,380,047,322,873.77
  5. Step 5: Solve for x
    x = 66,380,047,322,873.77/5,431,515.75
  6. Step 6: Final answer
    x = 12,221,274.94

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