Home / 18,665,169.72-27,997,623.36-5,201,997.72

Finding the Fourth Proportional to 18,665,169.72, 27,997,623.36 and 5,201,997.72

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Solution

The fourth proportional to 18,665,169.72, 27,997,623.36 and 5,201,997.72 is: 7,802,960.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665,169.72 : 27,997,623.36 = 5,201,997.72 : x
  2. Step 2: Convert to fraction form
    18,665,169.72/27,997,623.36 = 5,201,997.72/x
  3. Step 3: Cross multiply
    18,665,169.72x = 27,997,623.36 × 5,201,997.72
  4. Step 4: Simplify right side
    18,665,169.72x = 145,643,572,884,138.72
  5. Step 5: Solve for x
    x = 145,643,572,884,138.72/18,665,169.72
  6. Step 6: Final answer
    x = 7,802,960.01

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