Home / 8,318,879.70-12,467,821.95-4,049,855.70

Finding the Fourth Proportional to 8,318,879.70, 12,467,821.95 and 4,049,855.70

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Solution

The fourth proportional to 8,318,879.70, 12,467,821.95 and 4,049,855.70 is: 6,069,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,879.70 : 12,467,821.95 = 4,049,855.70 : x
  2. Step 2: Convert to fraction form
    8,318,879.70/12,467,821.95 = 4,049,855.70/x
  3. Step 3: Cross multiply
    8,318,879.70x = 12,467,821.95 × 4,049,855.70
  4. Step 4: Simplify right side
    8,318,879.70x = 50,492,879,790,792.62
  5. Step 5: Solve for x
    x = 50,492,879,790,792.62/8,318,879.70
  6. Step 6: Final answer
    x = 6,069,673.03

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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.