Home / 29,052,511.80-43,560,105.30-12,019,961.40

Finding the Fourth Proportional to 29,052,511.80, 43,560,105.30 and 12,019,961.40

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Solution

The fourth proportional to 29,052,511.80, 43,560,105.30 and 12,019,961.40 is: 18,022,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052,511.80 : 43,560,105.30 = 12,019,961.40 : x
  2. Step 2: Convert to fraction form
    29,052,511.80/43,560,105.30 = 12,019,961.40/x
  3. Step 3: Cross multiply
    29,052,511.80x = 43,560,105.30 × 12,019,961.40
  4. Step 4: Simplify right side
    29,052,511.80x = 523,590,784,285,935.38
  5. Step 5: Solve for x
    x = 523,590,784,285,935.38/29,052,511.80
  6. Step 6: Final answer
    x = 18,022,220.86

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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.