Home / 28,305,207.70-42,457,811.55-27,826,910.80

Finding the Fourth Proportional to 28,305,207.70, 42,457,811.55 and 27,826,910.80

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Solution

The fourth proportional to 28,305,207.70, 42,457,811.55 and 27,826,910.80 is: 41,740,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,305,207.70 : 42,457,811.55 = 27,826,910.80 : x
  2. Step 2: Convert to fraction form
    28,305,207.70/42,457,811.55 = 27,826,910.80/x
  3. Step 3: Cross multiply
    28,305,207.70x = 42,457,811.55 × 27,826,910.80
  4. Step 4: Simplify right side
    28,305,207.70x = 1,181,469,734,765,059.75
  5. Step 5: Solve for x
    x = 1,181,469,734,765,059.75/28,305,207.70
  6. Step 6: Final answer
    x = 41,740,366.20

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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.