Home / 12,462,288.30-18,694,924.86-3,825,257.49

Finding the Fourth Proportional to 12,462,288.30, 18,694,924.86 and 3,825,257.49

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Solution

The fourth proportional to 12,462,288.30, 18,694,924.86 and 3,825,257.49 is: 5,738,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,288.30 : 18,694,924.86 = 3,825,257.49 : x
  2. Step 2: Convert to fraction form
    12,462,288.30/18,694,924.86 = 3,825,257.49/x
  3. Step 3: Cross multiply
    12,462,288.30x = 18,694,924.86 × 3,825,257.49
  4. Step 4: Simplify right side
    12,462,288.30x = 71,512,901,345,702.20
  5. Step 5: Solve for x
    x = 71,512,901,345,702.20/12,462,288.30
  6. Step 6: Final answer
    x = 5,738,344.33

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1.5x scale

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.