Home / 7,621,067.12-11,422,736.03-2,825,063.60

Finding the Fourth Proportional to 7,621,067.12, 11,422,736.03 and 2,825,063.60

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Solution

The fourth proportional to 7,621,067.12, 11,422,736.03 and 2,825,063.60 is: 4,234,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,067.12 : 11,422,736.03 = 2,825,063.60 : x
  2. Step 2: Convert to fraction form
    7,621,067.12/11,422,736.03 = 2,825,063.60/x
  3. Step 3: Cross multiply
    7,621,067.12x = 11,422,736.03 × 2,825,063.60
  4. Step 4: Simplify right side
    7,621,067.12x = 32,269,955,720,710.49
  5. Step 5: Solve for x
    x = 32,269,955,720,710.49/7,621,067.12
  6. Step 6: Final answer
    x = 4,234,309.35

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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.