Home / 11,589,815.10-17,384,722.65-5,200,275.90

Finding the Fourth Proportional to 11,589,815.10, 17,384,722.65 and 5,200,275.90

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Solution

The fourth proportional to 11,589,815.10, 17,384,722.65 and 5,200,275.90 is: 7,800,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,815.10 : 17,384,722.65 = 5,200,275.90 : x
  2. Step 2: Convert to fraction form
    11,589,815.10/17,384,722.65 = 5,200,275.90/x
  3. Step 3: Cross multiply
    11,589,815.10x = 17,384,722.65 × 5,200,275.90
  4. Step 4: Simplify right side
    11,589,815.10x = 90,405,354,224,979.14
  5. Step 5: Solve for x
    x = 90,405,354,224,979.14/11,589,815.10
  6. Step 6: Final answer
    x = 7,800,413.85

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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.