Home / 8,764,556.72-13,206,659.62-7,202,120.18

Finding the Fourth Proportional to 8,764,556.72, 13,206,659.62 and 7,202,120.18

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Solution

The fourth proportional to 8,764,556.72, 13,206,659.62 and 7,202,120.18 is: 10,852,340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,556.72 : 13,206,659.62 = 7,202,120.18 : x
  2. Step 2: Convert to fraction form
    8,764,556.72/13,206,659.62 = 7,202,120.18/x
  3. Step 3: Cross multiply
    8,764,556.72x = 13,206,659.62 × 7,202,120.18
  4. Step 4: Simplify right side
    8,764,556.72x = 95,115,949,759,593.12
  5. Step 5: Solve for x
    x = 95,115,949,759,593.12/8,764,556.72
  6. Step 6: Final answer
    x = 10,852,340.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.