Home / 7,458,993.30-11,187,381.42-2,067,081.48

Finding the Fourth Proportional to 7,458,993.30, 11,187,381.42 and 2,067,081.48

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Solution

The fourth proportional to 7,458,993.30, 11,187,381.42 and 2,067,081.48 is: 3,100,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,993.30 : 11,187,381.42 = 2,067,081.48 : x
  2. Step 2: Convert to fraction form
    7,458,993.30/11,187,381.42 = 2,067,081.48/x
  3. Step 3: Cross multiply
    7,458,993.30x = 11,187,381.42 × 2,067,081.48
  4. Step 4: Simplify right side
    7,458,993.30x = 23,125,228,942,978.10
  5. Step 5: Solve for x
    x = 23,125,228,942,978.10/7,458,993.30
  6. Step 6: Final answer
    x = 3,100,315.02

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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.