Home / 5,325,886.20-7,984,163.70-3,196,817.40

Finding the Fourth Proportional to 5,325,886.20, 7,984,163.70 and 3,196,817.40

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Solution

The fourth proportional to 5,325,886.20, 7,984,163.70 and 3,196,817.40 is: 4,792,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,886.20 : 7,984,163.70 = 3,196,817.40 : x
  2. Step 2: Convert to fraction form
    5,325,886.20/7,984,163.70 = 3,196,817.40/x
  3. Step 3: Cross multiply
    5,325,886.20x = 7,984,163.70 × 3,196,817.40
  4. Step 4: Simplify right side
    5,325,886.20x = 25,523,913,440,608.38
  5. Step 5: Solve for x
    x = 25,523,913,440,608.38/5,325,886.20
  6. Step 6: Final answer
    x = 4,792,425.61

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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.