Home / 7,245,836.13-9,999,356.55-3,982,952.55

Finding the Fourth Proportional to 7,245,836.13, 9,999,356.55 and 3,982,952.55

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Solution

The fourth proportional to 7,245,836.13, 9,999,356.55 and 3,982,952.55 is: 5,496,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,836.13 : 9,999,356.55 = 3,982,952.55 : x
  2. Step 2: Convert to fraction form
    7,245,836.13/9,999,356.55 = 3,982,952.55/x
  3. Step 3: Cross multiply
    7,245,836.13x = 9,999,356.55 × 3,982,952.55
  4. Step 4: Simplify right side
    7,245,836.13x = 39,826,962,669,181.70
  5. Step 5: Solve for x
    x = 39,826,962,669,181.70/7,245,836.13
  6. Step 6: Final answer
    x = 5,496,530.97

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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.