Home / 13,478,205.88-20,196,736.30-8,002,517.96

Finding the Fourth Proportional to 13,478,205.88, 20,196,736.30 and 8,002,517.96

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Solution

The fourth proportional to 13,478,205.88, 20,196,736.30 and 8,002,517.96 is: 11,991,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,478,205.88 : 20,196,736.30 = 8,002,517.96 : x
  2. Step 2: Convert to fraction form
    13,478,205.88/20,196,736.30 = 8,002,517.96/x
  3. Step 3: Cross multiply
    13,478,205.88x = 20,196,736.30 × 8,002,517.96
  4. Step 4: Simplify right side
    13,478,205.88x = 161,624,744,883,153.41
  5. Step 5: Solve for x
    x = 161,624,744,883,153.41/13,478,205.88
  6. Step 6: Final answer
    x = 11,991,562.26

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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.