Home / 6,245,270.21-8,620,851.18-4,070,342.45

Finding the Fourth Proportional to 6,245,270.21, 8,620,851.18 and 4,070,342.45

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Solution

The fourth proportional to 6,245,270.21, 8,620,851.18 and 4,070,342.45 is: 5,618,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245,270.21 : 8,620,851.18 = 4,070,342.45 : x
  2. Step 2: Convert to fraction form
    6,245,270.21/8,620,851.18 = 4,070,342.45/x
  3. Step 3: Cross multiply
    6,245,270.21x = 8,620,851.18 × 4,070,342.45
  4. Step 4: Simplify right side
    6,245,270.21x = 35,089,816,469,982.33
  5. Step 5: Solve for x
    x = 35,089,816,469,982.33/6,245,270.21
  6. Step 6: Final answer
    x = 5,618,622.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.