Home / 11,013,811.61-15,198,168.94-6,367,894.73

Finding the Fourth Proportional to 11,013,811.61, 15,198,168.94 and 6,367,894.73

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Solution

The fourth proportional to 11,013,811.61, 15,198,168.94 and 6,367,894.73 is: 8,787,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013,811.61 : 15,198,168.94 = 6,367,894.73 : x
  2. Step 2: Convert to fraction form
    11,013,811.61/15,198,168.94 = 6,367,894.73/x
  3. Step 3: Cross multiply
    11,013,811.61x = 15,198,168.94 × 6,367,894.73
  4. Step 4: Simplify right side
    11,013,811.61x = 96,780,339,967,160.83
  5. Step 5: Solve for x
    x = 96,780,339,967,160.83/11,013,811.61
  6. Step 6: Final answer
    x = 8,787,179.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.