Home / 7,978,823.73-11,969,917.16-2,587,053.87

Finding the Fourth Proportional to 7,978,823.73, 11,969,917.16 and 2,587,053.87

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Solution

The fourth proportional to 7,978,823.73, 11,969,917.16 and 2,587,053.87 is: 3,881,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,823.73 : 11,969,917.16 = 2,587,053.87 : x
  2. Step 2: Convert to fraction form
    7,978,823.73/11,969,917.16 = 2,587,053.87/x
  3. Step 3: Cross multiply
    7,978,823.73x = 11,969,917.16 × 2,587,053.87
  4. Step 4: Simplify right side
    7,978,823.73x = 30,966,820,499,422.14
  5. Step 5: Solve for x
    x = 30,966,820,499,422.14/7,978,823.73
  6. Step 6: Final answer
    x = 3,881,126.03

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Why These Related Problems?

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