Home / 18,811,323.36-28,206,312.48-17,206,415.28

Finding the Fourth Proportional to 18,811,323.36, 28,206,312.48 and 17,206,415.28

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Solution

The fourth proportional to 18,811,323.36, 28,206,312.48 and 17,206,415.28 is: 25,799,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,811,323.36 : 28,206,312.48 = 17,206,415.28 : x
  2. Step 2: Convert to fraction form
    18,811,323.36/28,206,312.48 = 17,206,415.28/x
  3. Step 3: Cross multiply
    18,811,323.36x = 28,206,312.48 × 17,206,415.28
  4. Step 4: Simplify right side
    18,811,323.36x = 485,329,526,048,326.75
  5. Step 5: Solve for x
    x = 485,329,526,048,326.75/18,811,323.36
  6. Step 6: Final answer
    x = 25,799,860.90

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