Home / 12,469,826.70-18,704,740.05-12,096,578.70

Finding the Fourth Proportional to 12,469,826.70, 18,704,740.05 and 12,096,578.70

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Solution

The fourth proportional to 12,469,826.70, 18,704,740.05 and 12,096,578.70 is: 18,144,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,826.70 : 18,704,740.05 = 12,096,578.70 : x
  2. Step 2: Convert to fraction form
    12,469,826.70/18,704,740.05 = 12,096,578.70/x
  3. Step 3: Cross multiply
    12,469,826.70x = 18,704,740.05 × 12,096,578.70
  4. Step 4: Simplify right side
    12,469,826.70x = 226,263,360,077,866.94
  5. Step 5: Solve for x
    x = 226,263,360,077,866.94/12,469,826.70
  6. Step 6: Final answer
    x = 18,144,868.05

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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.