Home / 8,089,121.76-11,162,919.60-4,467,372

Finding the Fourth Proportional to 8,089,121.76, 11,162,919.60 and 4,467,372

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Solution

The fourth proportional to 8,089,121.76, 11,162,919.60 and 4,467,372 is: 6,164,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089,121.76 : 11,162,919.60 = 4,467,372 : x
  2. Step 2: Convert to fraction form
    8,089,121.76/11,162,919.60 = 4,467,372/x
  3. Step 3: Cross multiply
    8,089,121.76x = 11,162,919.60 × 4,467,372
  4. Step 4: Simplify right side
    8,089,121.76x = 49,868,914,459,291.20
  5. Step 5: Solve for x
    x = 49,868,914,459,291.20/8,089,121.76
  6. Step 6: Final answer
    x = 6,164,935.57

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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.