Home / 7,825,509.30-11,728,161.04-3,504,395.75

Finding the Fourth Proportional to 7,825,509.30, 11,728,161.04 and 3,504,395.75

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Solution

The fourth proportional to 7,825,509.30, 11,728,161.04 and 3,504,395.75 is: 5,252,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825,509.30 : 11,728,161.04 = 3,504,395.75 : x
  2. Step 2: Convert to fraction form
    7,825,509.30/11,728,161.04 = 3,504,395.75/x
  3. Step 3: Cross multiply
    7,825,509.30x = 11,728,161.04 × 3,504,395.75
  4. Step 4: Simplify right side
    7,825,509.30x = 41,100,117,633,206.16
  5. Step 5: Solve for x
    x = 41,100,117,633,206.16/7,825,509.30
  6. Step 6: Final answer
    x = 5,252,069.36

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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.