Home / 6,469,383.88-8,922,077.94-5,179,753.72

Finding the Fourth Proportional to 6,469,383.88, 8,922,077.94 and 5,179,753.72

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Solution

The fourth proportional to 6,469,383.88, 8,922,077.94 and 5,179,753.72 is: 7,143,518.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,383.88 : 8,922,077.94 = 5,179,753.72 : x
  2. Step 2: Convert to fraction form
    6,469,383.88/8,922,077.94 = 5,179,753.72/x
  3. Step 3: Cross multiply
    6,469,383.88x = 8,922,077.94 × 5,179,753.72
  4. Step 4: Simplify right side
    6,469,383.88x = 46,214,166,399,844.93
  5. Step 5: Solve for x
    x = 46,214,166,399,844.93/6,469,383.88
  6. Step 6: Final answer
    x = 7,143,518.96

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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.