Home / 6,474,531.40-9,711,797.10-3,107,926.60

Finding the Fourth Proportional to 6,474,531.40, 9,711,797.10 and 3,107,926.60

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Solution

The fourth proportional to 6,474,531.40, 9,711,797.10 and 3,107,926.60 is: 4,661,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,531.40 : 9,711,797.10 = 3,107,926.60 : x
  2. Step 2: Convert to fraction form
    6,474,531.40/9,711,797.10 = 3,107,926.60/x
  3. Step 3: Cross multiply
    6,474,531.40x = 9,711,797.10 × 3,107,926.60
  4. Step 4: Simplify right side
    6,474,531.40x = 30,183,552,540,892.86
  5. Step 5: Solve for x
    x = 30,183,552,540,892.86/6,474,531.40
  6. Step 6: Final answer
    x = 4,661,889.90

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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.