Home / 8,199,704.80-12,288,888.69-3,336,343.57

Finding the Fourth Proportional to 8,199,704.80, 12,288,888.69 and 3,336,343.57

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Solution

The fourth proportional to 8,199,704.80, 12,288,888.69 and 3,336,343.57 is: 5,000,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,704.80 : 12,288,888.69 = 3,336,343.57 : x
  2. Step 2: Convert to fraction form
    8,199,704.80/12,288,888.69 = 3,336,343.57/x
  3. Step 3: Cross multiply
    8,199,704.80x = 12,288,888.69 × 3,336,343.57
  4. Step 4: Simplify right side
    8,199,704.80x = 40,999,954,763,327.22
  5. Step 5: Solve for x
    x = 40,999,954,763,327.22/8,199,704.80
  6. Step 6: Final answer
    x = 5,000,174.49

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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.