Home / 8,722,002.24-12,993,497.55-8,328,528.54

Finding the Fourth Proportional to 8,722,002.24, 12,993,497.55 and 8,328,528.54

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Solution

The fourth proportional to 8,722,002.24, 12,993,497.55 and 8,328,528.54 is: 12,407,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,002.24 : 12,993,497.55 = 8,328,528.54 : x
  2. Step 2: Convert to fraction form
    8,722,002.24/12,993,497.55 = 8,328,528.54/x
  3. Step 3: Cross multiply
    8,722,002.24x = 12,993,497.55 × 8,328,528.54
  4. Step 4: Simplify right side
    8,722,002.24x = 108,216,715,179,595.08
  5. Step 5: Solve for x
    x = 108,216,715,179,595.08/8,722,002.24
  6. Step 6: Final answer
    x = 12,407,324.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.