Home / 8,103,338.50-12,155,028.50-3,311,027.76

Finding the Fourth Proportional to 8,103,338.50, 12,155,028.50 and 3,311,027.76

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Solution

The fourth proportional to 8,103,338.50, 12,155,028.50 and 3,311,027.76 is: 4,966,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,338.50 : 12,155,028.50 = 3,311,027.76 : x
  2. Step 2: Convert to fraction form
    8,103,338.50/12,155,028.50 = 3,311,027.76/x
  3. Step 3: Cross multiply
    8,103,338.50x = 12,155,028.50 × 3,311,027.76
  4. Step 4: Simplify right side
    8,103,338.50x = 40,245,636,801,576.90
  5. Step 5: Solve for x
    x = 40,245,636,801,576.90/8,103,338.50
  6. Step 6: Final answer
    x = 4,966,550.12

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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.