Home / 8,468,069.24-12,700,188.78-3,916,620.60

Finding the Fourth Proportional to 8,468,069.24, 12,700,188.78 and 3,916,620.60

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Solution

The fourth proportional to 8,468,069.24, 12,700,188.78 and 3,916,620.60 is: 5,874,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,069.24 : 12,700,188.78 = 3,916,620.60 : x
  2. Step 2: Convert to fraction form
    8,468,069.24/12,700,188.78 = 3,916,620.60/x
  3. Step 3: Cross multiply
    8,468,069.24x = 12,700,188.78 × 3,916,620.60
  4. Step 4: Simplify right side
    8,468,069.24x = 49,741,820,999,636.87
  5. Step 5: Solve for x
    x = 49,741,820,999,636.87/8,468,069.24
  6. Step 6: Final answer
    x = 5,874,045.14

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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.