Home / 13,483,585.28-20,223,163.56-5,805,162.56

Finding the Fourth Proportional to 13,483,585.28, 20,223,163.56 and 5,805,162.56

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Solution

The fourth proportional to 13,483,585.28, 20,223,163.56 and 5,805,162.56 is: 8,706,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,585.28 : 20,223,163.56 = 5,805,162.56 : x
  2. Step 2: Convert to fraction form
    13,483,585.28/20,223,163.56 = 5,805,162.56/x
  3. Step 3: Cross multiply
    13,483,585.28x = 20,223,163.56 × 5,805,162.56
  4. Step 4: Simplify right side
    13,483,585.28x = 117,398,751,943,268.30
  5. Step 5: Solve for x
    x = 117,398,751,943,268.30/13,483,585.28
  6. Step 6: Final answer
    x = 8,706,790.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.