Home / 13,851,611.92-20,784,845.40-5,770,170.64

Finding the Fourth Proportional to 13,851,611.92, 20,784,845.40 and 5,770,170.64

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Solution

The fourth proportional to 13,851,611.92, 20,784,845.40 and 5,770,170.64 is: 8,658,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,611.92 : 20,784,845.40 = 5,770,170.64 : x
  2. Step 2: Convert to fraction form
    13,851,611.92/20,784,845.40 = 5,770,170.64/x
  3. Step 3: Cross multiply
    13,851,611.92x = 20,784,845.40 × 5,770,170.64
  4. Step 4: Simplify right side
    13,851,611.92x = 119,932,104,684,019.05
  5. Step 5: Solve for x
    x = 119,932,104,684,019.05/13,851,611.92
  6. Step 6: Final answer
    x = 8,658,350.04

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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.