Home / 8,205,225.76-12,311,441.52-4,366,143.28

Finding the Fourth Proportional to 8,205,225.76, 12,311,441.52 and 4,366,143.28

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Solution

The fourth proportional to 8,205,225.76, 12,311,441.52 and 4,366,143.28 is: 6,551,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,225.76 : 12,311,441.52 = 4,366,143.28 : x
  2. Step 2: Convert to fraction form
    8,205,225.76/12,311,441.52 = 4,366,143.28/x
  3. Step 3: Cross multiply
    8,205,225.76x = 12,311,441.52 × 4,366,143.28
  4. Step 4: Simplify right side
    8,205,225.76x = 53,753,517,659,660.98
  5. Step 5: Solve for x
    x = 53,753,517,659,660.98/8,205,225.76
  6. Step 6: Final answer
    x = 6,551,132.08

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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.