Home / 8,198,698.97-12,289,817.91-2,803,658.06

Finding the Fourth Proportional to 8,198,698.97, 12,289,817.91 and 2,803,658.06

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Solution

The fourth proportional to 8,198,698.97, 12,289,817.91 and 2,803,658.06 is: 4,202,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,698.97 : 12,289,817.91 = 2,803,658.06 : x
  2. Step 2: Convert to fraction form
    8,198,698.97/12,289,817.91 = 2,803,658.06/x
  3. Step 3: Cross multiply
    8,198,698.97x = 12,289,817.91 × 2,803,658.06
  4. Step 4: Simplify right side
    8,198,698.97x = 34,456,447,039,303.86
  5. Step 5: Solve for x
    x = 34,456,447,039,303.86/8,198,698.97
  6. Step 6: Final answer
    x = 4,202,672.54

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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.