Home / 13,396,923.63-20,089,976.27-5,195,247.57

Finding the Fourth Proportional to 13,396,923.63, 20,089,976.27 and 5,195,247.57

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Solution

The fourth proportional to 13,396,923.63, 20,089,976.27 and 5,195,247.57 is: 7,790,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396,923.63 : 20,089,976.27 = 5,195,247.57 : x
  2. Step 2: Convert to fraction form
    13,396,923.63/20,089,976.27 = 5,195,247.57/x
  3. Step 3: Cross multiply
    13,396,923.63x = 20,089,976.27 × 5,195,247.57
  4. Step 4: Simplify right side
    13,396,923.63x = 104,372,400,372,098.94
  5. Step 5: Solve for x
    x = 104,372,400,372,098.94/13,396,923.63
  6. Step 6: Final answer
    x = 7,790,773.71

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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.