Home / 20,715,704.80-31,073,557.20-13,176,095.20

Finding the Fourth Proportional to 20,715,704.80, 31,073,557.20 and 13,176,095.20

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Solution

The fourth proportional to 20,715,704.80, 31,073,557.20 and 13,176,095.20 is: 19,764,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,715,704.80 : 31,073,557.20 = 13,176,095.20 : x
  2. Step 2: Convert to fraction form
    20,715,704.80/31,073,557.20 = 13,176,095.20/x
  3. Step 3: Cross multiply
    20,715,704.80x = 31,073,557.20 × 13,176,095.20
  4. Step 4: Simplify right side
    20,715,704.80x = 409,428,147,869,845.44
  5. Step 5: Solve for x
    x = 409,428,147,869,845.44/20,715,704.80
  6. Step 6: Final answer
    x = 19,764,142.80

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