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Finding the Third Proportional to 20,978,892 and 32,400,000

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Solution

The third proportional to 20,978,892 and 32,400,000 is: 50,038,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,978,892 : 32,400,000 = 32,400,000 : x
  2. Step 2: Convert to fraction form
    20,978,892/32,400,000 = 32,400,000/x
  3. Step 3: Cross multiply
    20,978,892x = 32,400,000 × 32,400,000
  4. Step 4: Simplify right side
    20,978,892x = 1,049,760,000,000,000
  5. Step 5: Solve for x
    x = 1,049,760,000,000,000/20,978,892
  6. Step 6: Final answer
    x = 50,038,867.64

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