Home / 28,979,815.70-43,469,413.55-7,414,246.10

Finding the Fourth Proportional to 28,979,815.70, 43,469,413.55 and 7,414,246.10

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Solution

The fourth proportional to 28,979,815.70, 43,469,413.55 and 7,414,246.10 is: 11,121,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,815.70 : 43,469,413.55 = 7,414,246.10 : x
  2. Step 2: Convert to fraction form
    28,979,815.70/43,469,413.55 = 7,414,246.10/x
  3. Step 3: Cross multiply
    28,979,815.70x = 43,469,413.55 × 7,414,246.10
  4. Step 4: Simplify right side
    28,979,815.70x = 322,292,929,882,374.62
  5. Step 5: Solve for x
    x = 322,292,929,882,374.62/28,979,815.70
  6. Step 6: Final answer
    x = 11,121,289.84

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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.