Home / 12,405,454.26-18,609,348.19-3,651,738.59

Finding the Fourth Proportional to 12,405,454.26, 18,609,348.19 and 3,651,738.59

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Solution

The fourth proportional to 12,405,454.26, 18,609,348.19 and 3,651,738.59 is: 5,477,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,405,454.26 : 18,609,348.19 = 3,651,738.59 : x
  2. Step 2: Convert to fraction form
    12,405,454.26/18,609,348.19 = 3,651,738.59/x
  3. Step 3: Cross multiply
    12,405,454.26x = 18,609,348.19 × 3,651,738.59
  4. Step 4: Simplify right side
    12,405,454.26x = 67,956,474,964,410.67
  5. Step 5: Solve for x
    x = 67,956,474,964,410.67/12,405,454.26
  6. Step 6: Final answer
    x = 5,477,951.36

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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.