Home / 20,441,383.05-30,662,074.61-8,308,003.77

Finding the Fourth Proportional to 20,441,383.05, 30,662,074.61 and 8,308,003.77

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Solution

The fourth proportional to 20,441,383.05, 30,662,074.61 and 8,308,003.77 is: 12,462,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,383.05 : 30,662,074.61 = 8,308,003.77 : x
  2. Step 2: Convert to fraction form
    20,441,383.05/30,662,074.61 = 8,308,003.77/x
  3. Step 3: Cross multiply
    20,441,383.05x = 30,662,074.61 × 8,308,003.77
  4. Step 4: Simplify right side
    20,441,383.05x = 254,740,631,414,361.25
  5. Step 5: Solve for x
    x = 254,740,631,414,361.25/20,441,383.05
  6. Step 6: Final answer
    x = 12,462,005.67

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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.