Home / 7,556,808.80-11,338,712.40-3,966,629.60

Finding the Fourth Proportional to 7,556,808.80, 11,338,712.40 and 3,966,629.60

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Solution

The fourth proportional to 7,556,808.80, 11,338,712.40 and 3,966,629.60 is: 5,951,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556,808.80 : 11,338,712.40 = 3,966,629.60 : x
  2. Step 2: Convert to fraction form
    7,556,808.80/11,338,712.40 = 3,966,629.60/x
  3. Step 3: Cross multiply
    7,556,808.80x = 11,338,712.40 × 3,966,629.60
  4. Step 4: Simplify right side
    7,556,808.80x = 44,976,472,231,727.04
  5. Step 5: Solve for x
    x = 44,976,472,231,727.04/7,556,808.80
  6. Step 6: Final answer
    x = 5,951,781.16

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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.