Home / 7,229,163.90-10,822,750.65-7,019,211.90

Finding the Fourth Proportional to 7,229,163.90, 10,822,750.65 and 7,019,211.90

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Solution

The fourth proportional to 7,229,163.90, 10,822,750.65 and 7,019,211.90 is: 10,508,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,163.90 : 10,822,750.65 = 7,019,211.90 : x
  2. Step 2: Convert to fraction form
    7,229,163.90/10,822,750.65 = 7,019,211.90/x
  3. Step 3: Cross multiply
    7,229,163.90x = 10,822,750.65 × 7,019,211.90
  4. Step 4: Simplify right side
    7,229,163.90x = 75,967,180,153,212.73
  5. Step 5: Solve for x
    x = 75,967,180,153,212.73/7,229,163.90
  6. Step 6: Final answer
    x = 10,508,432.40

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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.