Home / 8,469,689.32-12,697,390.72-3,673,767.68

Finding the Fourth Proportional to 8,469,689.32, 12,697,390.72 and 3,673,767.68

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Solution

The fourth proportional to 8,469,689.32, 12,697,390.72 and 3,673,767.68 is: 5,507,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,689.32 : 12,697,390.72 = 3,673,767.68 : x
  2. Step 2: Convert to fraction form
    8,469,689.32/12,697,390.72 = 3,673,767.68/x
  3. Step 3: Cross multiply
    8,469,689.32x = 12,697,390.72 × 3,673,767.68
  4. Step 4: Simplify right side
    8,469,689.32x = 46,647,263,647,467.94
  5. Step 5: Solve for x
    x = 46,647,263,647,467.94/8,469,689.32
  6. Step 6: Final answer
    x = 5,507,553.10

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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.