Home / 7,324,556.80-10,979,059.20-3,535,571.20

Finding the Fourth Proportional to 7,324,556.80, 10,979,059.20 and 3,535,571.20

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Solution

The fourth proportional to 7,324,556.80, 10,979,059.20 and 3,535,571.20 is: 5,299,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324,556.80 : 10,979,059.20 = 3,535,571.20 : x
  2. Step 2: Convert to fraction form
    7,324,556.80/10,979,059.20 = 3,535,571.20/x
  3. Step 3: Cross multiply
    7,324,556.80x = 10,979,059.20 × 3,535,571.20
  4. Step 4: Simplify right side
    7,324,556.80x = 38,817,245,510,615.04
  5. Step 5: Solve for x
    x = 38,817,245,510,615.04/7,324,556.80
  6. Step 6: Final answer
    x = 5,299,603.32

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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.