Home / 8,103,493.87-12,155,261.39-3,311,183.14

Finding the Fourth Proportional to 8,103,493.87, 12,155,261.39 and 3,311,183.14

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Solution

The fourth proportional to 8,103,493.87, 12,155,261.39 and 3,311,183.14 is: 4,966,783.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,493.87 : 12,155,261.39 = 3,311,183.14 : x
  2. Step 2: Convert to fraction form
    8,103,493.87/12,155,261.39 = 3,311,183.14/x
  3. Step 3: Cross multiply
    8,103,493.87x = 12,155,261.39 × 3,311,183.14
  4. Step 4: Simplify right side
    8,103,493.87x = 40,248,296,576,860.97
  5. Step 5: Solve for x
    x = 40,248,296,576,860.97/8,103,493.87
  6. Step 6: Final answer
    x = 4,966,783.12

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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.