Home / 15,221,563.20-20,994,629.76-9,718,721.28

Finding the Fourth Proportional to 15,221,563.20, 20,994,629.76 and 9,718,721.28

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Solution

The fourth proportional to 15,221,563.20, 20,994,629.76 and 9,718,721.28 is: 13,404,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221,563.20 : 20,994,629.76 = 9,718,721.28 : x
  2. Step 2: Convert to fraction form
    15,221,563.20/20,994,629.76 = 9,718,721.28/x
  3. Step 3: Cross multiply
    15,221,563.20x = 20,994,629.76 × 9,718,721.28
  4. Step 4: Simplify right side
    15,221,563.20x = 204,040,955,014,233.28
  5. Step 5: Solve for x
    x = 204,040,955,014,233.28/15,221,563.20
  6. Step 6: Final answer
    x = 13,404,730.67

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