Home / 6,722,998.60-10,072,469.40-4,089,121.60

Finding the Fourth Proportional to 6,722,998.60, 10,072,469.40 and 4,089,121.60

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Solution

The fourth proportional to 6,722,998.60, 10,072,469.40 and 4,089,121.60 is: 6,126,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722,998.60 : 10,072,469.40 = 4,089,121.60 : x
  2. Step 2: Convert to fraction form
    6,722,998.60/10,072,469.40 = 4,089,121.60/x
  3. Step 3: Cross multiply
    6,722,998.60x = 10,072,469.40 × 4,089,121.60
  4. Step 4: Simplify right side
    6,722,998.60x = 41,187,552,188,879.04
  5. Step 5: Solve for x
    x = 41,187,552,188,879.04/6,722,998.60
  6. Step 6: Final answer
    x = 6,126,366.32

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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.