Home / 12,311,563.14-18,469,329.21-3,791,895.66

Finding the Fourth Proportional to 12,311,563.14, 18,469,329.21 and 3,791,895.66

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Solution

The fourth proportional to 12,311,563.14, 18,469,329.21 and 3,791,895.66 is: 5,688,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,563.14 : 18,469,329.21 = 3,791,895.66 : x
  2. Step 2: Convert to fraction form
    12,311,563.14/18,469,329.21 = 3,791,895.66/x
  3. Step 3: Cross multiply
    12,311,563.14x = 18,469,329.21 × 3,791,895.66
  4. Step 4: Simplify right side
    12,311,563.14x = 70,033,769,274,510.23
  5. Step 5: Solve for x
    x = 70,033,769,274,510.23/12,311,563.14
  6. Step 6: Final answer
    x = 5,688,454.71

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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.