Home / 6,755,631.12-9,323,436.54-3,855,458.52

Finding the Fourth Proportional to 6,755,631.12, 9,323,436.54 and 3,855,458.52

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Solution

The fourth proportional to 6,755,631.12, 9,323,436.54 and 3,855,458.52 is: 5,320,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755,631.12 : 9,323,436.54 = 3,855,458.52 : x
  2. Step 2: Convert to fraction form
    6,755,631.12/9,323,436.54 = 3,855,458.52/x
  3. Step 3: Cross multiply
    6,755,631.12x = 9,323,436.54 × 3,855,458.52
  4. Step 4: Simplify right side
    6,755,631.12x = 35,946,122,843,822.32
  5. Step 5: Solve for x
    x = 35,946,122,843,822.32/6,755,631.12
  6. Step 6: Final answer
    x = 5,320,912.61

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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.