Home / 8,127,940.91-12,183,376.86-2,734,718.90

Finding the Fourth Proportional to 8,127,940.91, 12,183,376.86 and 2,734,718.90

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Solution

The fourth proportional to 8,127,940.91, 12,183,376.86 and 2,734,718.90 is: 4,099,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,940.91 : 12,183,376.86 = 2,734,718.90 : x
  2. Step 2: Convert to fraction form
    8,127,940.91/12,183,376.86 = 2,734,718.90/x
  3. Step 3: Cross multiply
    8,127,940.91x = 12,183,376.86 × 2,734,718.90
  4. Step 4: Simplify right side
    8,127,940.91x = 33,318,110,903,947.77
  5. Step 5: Solve for x
    x = 33,318,110,903,947.77/8,127,940.91
  6. Step 6: Final answer
    x = 4,099,206.83

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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.