Home / 5,338,882.73-7,367,655.84-2,891,493.89

Finding the Fourth Proportional to 5,338,882.73, 7,367,655.84 and 2,891,493.89

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Solution

The fourth proportional to 5,338,882.73, 7,367,655.84 and 2,891,493.89 is: 3,990,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,882.73 : 7,367,655.84 = 2,891,493.89 : x
  2. Step 2: Convert to fraction form
    5,338,882.73/7,367,655.84 = 2,891,493.89/x
  3. Step 3: Cross multiply
    5,338,882.73x = 7,367,655.84 × 2,891,493.89
  4. Step 4: Simplify right side
    5,338,882.73x = 21,303,531,844,982.82
  5. Step 5: Solve for x
    x = 21,303,531,844,982.82/5,338,882.73
  6. Step 6: Final answer
    x = 3,990,260.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.