Home / 7,274,999.40-10,912,499.10-5,668,866.60

Finding the Fourth Proportional to 7,274,999.40, 10,912,499.10 and 5,668,866.60

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Solution

The fourth proportional to 7,274,999.40, 10,912,499.10 and 5,668,866.60 is: 8,503,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274,999.40 : 10,912,499.10 = 5,668,866.60 : x
  2. Step 2: Convert to fraction form
    7,274,999.40/10,912,499.10 = 5,668,866.60/x
  3. Step 3: Cross multiply
    7,274,999.40x = 10,912,499.10 × 5,668,866.60
  4. Step 4: Simplify right side
    7,274,999.40x = 61,861,501,670,520.05
  5. Step 5: Solve for x
    x = 61,861,501,670,520.05/7,274,999.40
  6. Step 6: Final answer
    x = 8,503,299.90

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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.