Home / 13,365,517.86-20,014,364.79-11,200,850.82

Finding the Fourth Proportional to 13,365,517.86, 20,014,364.79 and 11,200,850.82

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Solution

The fourth proportional to 13,365,517.86, 20,014,364.79 and 11,200,850.82 is: 16,772,856.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,517.86 : 20,014,364.79 = 11,200,850.82 : x
  2. Step 2: Convert to fraction form
    13,365,517.86/20,014,364.79 = 11,200,850.82/x
  3. Step 3: Cross multiply
    13,365,517.86x = 20,014,364.79 × 11,200,850.82
  4. Step 4: Simplify right side
    13,365,517.86x = 224,177,914,269,850.62
  5. Step 5: Solve for x
    x = 224,177,914,269,850.62/13,365,517.86
  6. Step 6: Final answer
    x = 16,772,856.59

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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.