Home / 4,982,002.20-7,473,003.30-3,186,912.60

Finding the Fourth Proportional to 4,982,002.20, 7,473,003.30 and 3,186,912.60

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Solution

The fourth proportional to 4,982,002.20, 7,473,003.30 and 3,186,912.60 is: 4,780,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,002.20 : 7,473,003.30 = 3,186,912.60 : x
  2. Step 2: Convert to fraction form
    4,982,002.20/7,473,003.30 = 3,186,912.60/x
  3. Step 3: Cross multiply
    4,982,002.20x = 7,473,003.30 × 3,186,912.60
  4. Step 4: Simplify right side
    4,982,002.20x = 23,815,808,376,611.58
  5. Step 5: Solve for x
    x = 23,815,808,376,611.58/4,982,002.20
  6. Step 6: Final answer
    x = 4,780,368.90

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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.