Home / 6,443,611.75-8,891,956.60-3,542,982.31

Finding the Fourth Proportional to 6,443,611.75, 8,891,956.60 and 3,542,982.31

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Solution

The fourth proportional to 6,443,611.75, 8,891,956.60 and 3,542,982.31 is: 4,889,190.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,611.75 : 8,891,956.60 = 3,542,982.31 : x
  2. Step 2: Convert to fraction form
    6,443,611.75/8,891,956.60 = 3,542,982.31/x
  3. Step 3: Cross multiply
    6,443,611.75x = 8,891,956.60 × 3,542,982.31
  4. Step 4: Simplify right side
    6,443,611.75x = 31,504,044,935,087.75
  5. Step 5: Solve for x
    x = 31,504,044,935,087.75/6,443,611.75
  6. Step 6: Final answer
    x = 4,889,190.44

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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.