Home / 8,128,091.18-12,183,601.52-2,734,869.26

Finding the Fourth Proportional to 8,128,091.18, 12,183,601.52 and 2,734,869.26

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Solution

The fourth proportional to 8,128,091.18, 12,183,601.52 and 2,734,869.26 is: 4,099,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,091.18 : 12,183,601.52 = 2,734,869.26 : x
  2. Step 2: Convert to fraction form
    8,128,091.18/12,183,601.52 = 2,734,869.26/x
  3. Step 3: Cross multiply
    8,128,091.18x = 12,183,601.52 × 2,734,869.26
  4. Step 4: Simplify right side
    8,128,091.18x = 33,320,557,273,137.27
  5. Step 5: Solve for x
    x = 33,320,557,273,137.27/8,128,091.18
  6. Step 6: Final answer
    x = 4,099,432.02

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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.