Home / 11,874,119.42-16,384,902.39-6,647,413.79

Finding the Fourth Proportional to 11,874,119.42, 16,384,902.39 and 6,647,413.79

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Solution

The fourth proportional to 11,874,119.42, 16,384,902.39 and 6,647,413.79 is: 9,172,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,119.42 : 16,384,902.39 = 6,647,413.79 : x
  2. Step 2: Convert to fraction form
    11,874,119.42/16,384,902.39 = 6,647,413.79/x
  3. Step 3: Cross multiply
    11,874,119.42x = 16,384,902.39 × 6,647,413.79
  4. Step 4: Simplify right side
    11,874,119.42x = 108,917,226,013,165.45
  5. Step 5: Solve for x
    x = 108,917,226,013,165.45/11,874,119.42
  6. Step 6: Final answer
    x = 9,172,657.12

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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.