Home / 11,885,138.88-17,822,516.84-4,206,231.56

Finding the Fourth Proportional to 11,885,138.88, 17,822,516.84 and 4,206,231.56

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Solution

The fourth proportional to 11,885,138.88, 17,822,516.84 and 4,206,231.56 is: 6,307,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,138.88 : 17,822,516.84 = 4,206,231.56 : x
  2. Step 2: Convert to fraction form
    11,885,138.88/17,822,516.84 = 4,206,231.56/x
  3. Step 3: Cross multiply
    11,885,138.88x = 17,822,516.84 × 4,206,231.56
  4. Step 4: Simplify right side
    11,885,138.88x = 74,965,632,811,039.47
  5. Step 5: Solve for x
    x = 74,965,632,811,039.47/11,885,138.88
  6. Step 6: Final answer
    x = 6,307,510.04

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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.