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Finding the Fourth Proportional to 11,978,819.73, 17,971,260.62 and 3,342,919.14

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Solution

The fourth proportional to 11,978,819.73, 17,971,260.62 and 3,342,919.14 is: 5,015,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,978,819.73 : 17,971,260.62 = 3,342,919.14 : x
  2. Step 2: Convert to fraction form
    11,978,819.73/17,971,260.62 = 3,342,919.14/x
  3. Step 3: Cross multiply
    11,978,819.73x = 17,971,260.62 × 3,342,919.14
  4. Step 4: Simplify right side
    11,978,819.73x = 60,076,471,079,811.66
  5. Step 5: Solve for x
    x = 60,076,471,079,811.66/11,978,819.73
  6. Step 6: Final answer
    x = 5,015,224.57

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Why These Related Problems?

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