Home / 14,813,234.91-20,441,789.78-8,286,723.90

Finding the Fourth Proportional to 14,813,234.91, 20,441,789.78 and 8,286,723.90

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Solution

The fourth proportional to 14,813,234.91, 20,441,789.78 and 8,286,723.90 is: 11,435,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813,234.91 : 20,441,789.78 = 8,286,723.90 : x
  2. Step 2: Convert to fraction form
    14,813,234.91/20,441,789.78 = 8,286,723.90/x
  3. Step 3: Cross multiply
    14,813,234.91x = 20,441,789.78 × 8,286,723.90
  4. Step 4: Simplify right side
    14,813,234.91x = 169,395,467,887,268.12
  5. Step 5: Solve for x
    x = 169,395,467,887,268.12/14,813,234.91
  6. Step 6: Final answer
    x = 11,435,413.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.