Home / 7,286,912.20-10,930,368.30-3,499,481.80

Finding the Fourth Proportional to 7,286,912.20, 10,930,368.30 and 3,499,481.80

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Solution

The fourth proportional to 7,286,912.20, 10,930,368.30 and 3,499,481.80 is: 5,249,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286,912.20 : 10,930,368.30 = 3,499,481.80 : x
  2. Step 2: Convert to fraction form
    7,286,912.20/10,930,368.30 = 3,499,481.80/x
  3. Step 3: Cross multiply
    7,286,912.20x = 10,930,368.30 × 3,499,481.80
  4. Step 4: Simplify right side
    7,286,912.20x = 38,250,624,933,146.94
  5. Step 5: Solve for x
    x = 38,250,624,933,146.94/7,286,912.20
  6. Step 6: Final answer
    x = 5,249,222.70

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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.