Home / 29,188,876.80-43,787,462.40-8,992,012.80

Finding the Fourth Proportional to 29,188,876.80, 43,787,462.40 and 8,992,012.80

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Solution

The fourth proportional to 29,188,876.80, 43,787,462.40 and 8,992,012.80 is: 13,489,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188,876.80 : 43,787,462.40 = 8,992,012.80 : x
  2. Step 2: Convert to fraction form
    29,188,876.80/43,787,462.40 = 8,992,012.80/x
  3. Step 3: Cross multiply
    29,188,876.80x = 43,787,462.40 × 8,992,012.80
  4. Step 4: Simplify right side
    29,188,876.80x = 393,737,422,380,318.75
  5. Step 5: Solve for x
    x = 393,737,422,380,318.75/29,188,876.80
  6. Step 6: Final answer
    x = 13,489,296.80

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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.