Home / 7,556,940.80-11,338,910.40-3,966,761.60

Finding the Fourth Proportional to 7,556,940.80, 11,338,910.40 and 3,966,761.60

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Solution

The fourth proportional to 7,556,940.80, 11,338,910.40 and 3,966,761.60 is: 5,951,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556,940.80 : 11,338,910.40 = 3,966,761.60 : x
  2. Step 2: Convert to fraction form
    7,556,940.80/11,338,910.40 = 3,966,761.60/x
  3. Step 3: Cross multiply
    7,556,940.80x = 11,338,910.40 × 3,966,761.60
  4. Step 4: Simplify right side
    7,556,940.80x = 44,978,754,360,560.64
  5. Step 5: Solve for x
    x = 44,978,754,360,560.64/7,556,940.80
  6. Step 6: Final answer
    x = 5,951,979.19

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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.