Home / 7,275,227.70-10,920,021.28-3,863,504.50

Finding the Fourth Proportional to 7,275,227.70, 10,920,021.28 and 3,863,504.50

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Solution

The fourth proportional to 7,275,227.70, 10,920,021.28 and 3,863,504.50 is: 5,799,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,227.70 : 10,920,021.28 = 3,863,504.50 : x
  2. Step 2: Convert to fraction form
    7,275,227.70/10,920,021.28 = 3,863,504.50/x
  3. Step 3: Cross multiply
    7,275,227.70x = 10,920,021.28 × 3,863,504.50
  4. Step 4: Simplify right side
    7,275,227.70x = 42,189,551,355,375.76
  5. Step 5: Solve for x
    x = 42,189,551,355,375.76/7,275,227.70
  6. Step 6: Final answer
    x = 5,799,069.54

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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.