Home / 8,586,658.63-12,879,922.29-2,196,900.73

Finding the Fourth Proportional to 8,586,658.63, 12,879,922.29 and 2,196,900.73

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Solution

The fourth proportional to 8,586,658.63, 12,879,922.29 and 2,196,900.73 is: 3,295,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,658.63 : 12,879,922.29 = 2,196,900.73 : x
  2. Step 2: Convert to fraction form
    8,586,658.63/12,879,922.29 = 2,196,900.73/x
  3. Step 3: Cross multiply
    8,586,658.63x = 12,879,922.29 × 2,196,900.73
  4. Step 4: Simplify right side
    8,586,658.63x = 28,295,910,689,105.80
  5. Step 5: Solve for x
    x = 28,295,910,689,105.80/8,586,658.63
  6. Step 6: Final answer
    x = 3,295,334.30

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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.