Home / 7,524,000.30-11,286,000.45-5,413,982.70

Finding the Fourth Proportional to 7,524,000.30, 11,286,000.45 and 5,413,982.70

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Solution

The fourth proportional to 7,524,000.30, 11,286,000.45 and 5,413,982.70 is: 8,120,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,000.30 : 11,286,000.45 = 5,413,982.70 : x
  2. Step 2: Convert to fraction form
    7,524,000.30/11,286,000.45 = 5,413,982.70/x
  3. Step 3: Cross multiply
    7,524,000.30x = 11,286,000.45 × 5,413,982.70
  4. Step 4: Simplify right side
    7,524,000.30x = 61,102,211,188,492.21
  5. Step 5: Solve for x
    x = 61,102,211,188,492.21/7,524,000.30
  6. Step 6: Final answer
    x = 8,120,974.05

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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.