Home / 8,342,231.52-12,518,080.94-4,504,002.78

Finding the Fourth Proportional to 8,342,231.52, 12,518,080.94 and 4,504,002.78

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Solution

The fourth proportional to 8,342,231.52, 12,518,080.94 and 4,504,002.78 is: 6,758,559.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,231.52 : 12,518,080.94 = 4,504,002.78 : x
  2. Step 2: Convert to fraction form
    8,342,231.52/12,518,080.94 = 4,504,002.78/x
  3. Step 3: Cross multiply
    8,342,231.52x = 12,518,080.94 × 4,504,002.78
  4. Step 4: Simplify right side
    8,342,231.52x = 56,381,471,331,505.01
  5. Step 5: Solve for x
    x = 56,381,471,331,505.01/8,342,231.52
  6. Step 6: Final answer
    x = 6,758,559.89

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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.