Home / 12,062,427.30-18,093,640.95-5,343,963.30

Finding the Fourth Proportional to 12,062,427.30, 18,093,640.95 and 5,343,963.30

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Solution

The fourth proportional to 12,062,427.30, 18,093,640.95 and 5,343,963.30 is: 8,015,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,427.30 : 18,093,640.95 = 5,343,963.30 : x
  2. Step 2: Convert to fraction form
    12,062,427.30/18,093,640.95 = 5,343,963.30/x
  3. Step 3: Cross multiply
    12,062,427.30x = 18,093,640.95 × 5,343,963.30
  4. Step 4: Simplify right side
    12,062,427.30x = 96,691,753,200,177.12
  5. Step 5: Solve for x
    x = 96,691,753,200,177.12/12,062,427.30
  6. Step 6: Final answer
    x = 8,015,944.95

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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.