Home / 13,494,571.40-20,242,906.86-3,910,087.64

Finding the Fourth Proportional to 13,494,571.40, 20,242,906.86 and 3,910,087.64

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Solution

The fourth proportional to 13,494,571.40, 20,242,906.86 and 3,910,087.64 is: 5,865,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,571.40 : 20,242,906.86 = 3,910,087.64 : x
  2. Step 2: Convert to fraction form
    13,494,571.40/20,242,906.86 = 3,910,087.64/x
  3. Step 3: Cross multiply
    13,494,571.40x = 20,242,906.86 × 3,910,087.64
  4. Step 4: Simplify right side
    13,494,571.40x = 79,151,539,910,957.20
  5. Step 5: Solve for x
    x = 79,151,539,910,957.20/13,494,571.40
  6. Step 6: Final answer
    x = 5,865,435.63

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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.