Home / 7,678,092.72-11,508,281.76-2,882,723.52

Finding the Fourth Proportional to 7,678,092.72, 11,508,281.76 and 2,882,723.52

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Solution

The fourth proportional to 7,678,092.72, 11,508,281.76 and 2,882,723.52 is: 4,320,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678,092.72 : 11,508,281.76 = 2,882,723.52 : x
  2. Step 2: Convert to fraction form
    7,678,092.72/11,508,281.76 = 2,882,723.52/x
  3. Step 3: Cross multiply
    7,678,092.72x = 11,508,281.76 × 2,882,723.52
  4. Step 4: Simplify right side
    7,678,092.72x = 33,175,194,504,339.00
  5. Step 5: Solve for x
    x = 33,175,194,504,339.00/7,678,092.72
  6. Step 6: Final answer
    x = 4,320,759.82

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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.