Home / 12,311,562.14-18,469,327.71-3,791,894.66

Finding the Fourth Proportional to 12,311,562.14, 18,469,327.71 and 3,791,894.66

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Solution

The fourth proportional to 12,311,562.14, 18,469,327.71 and 3,791,894.66 is: 5,688,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,562.14 : 18,469,327.71 = 3,791,894.66 : x
  2. Step 2: Convert to fraction form
    12,311,562.14/18,469,327.71 = 3,791,894.66/x
  3. Step 3: Cross multiply
    12,311,562.14x = 18,469,327.71 × 3,791,894.66
  4. Step 4: Simplify right side
    12,311,562.14x = 70,033,745,117,339.03
  5. Step 5: Solve for x
    x = 70,033,745,117,339.03/12,311,562.14
  6. Step 6: Final answer
    x = 5,688,453.21

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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.