Home / 8,140,321.53-11,233,959.62-4,469,392.80

Finding the Fourth Proportional to 8,140,321.53, 11,233,959.62 and 4,469,392.80

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Solution

The fourth proportional to 8,140,321.53, 11,233,959.62 and 4,469,392.80 is: 6,167,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,140,321.53 : 11,233,959.62 = 4,469,392.80 : x
  2. Step 2: Convert to fraction form
    8,140,321.53/11,233,959.62 = 4,469,392.80/x
  3. Step 3: Cross multiply
    8,140,321.53x = 11,233,959.62 × 4,469,392.80
  4. Step 4: Simplify right side
    8,140,321.53x = 50,208,978,218,771.77
  5. Step 5: Solve for x
    x = 50,208,978,218,771.77/8,140,321.53
  6. Step 6: Final answer
    x = 6,167,935.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.