Home / 28,305,208.20-42,457,812.30-27,826,911.30

Finding the Fourth Proportional to 28,305,208.20, 42,457,812.30 and 27,826,911.30

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Solution

The fourth proportional to 28,305,208.20, 42,457,812.30 and 27,826,911.30 is: 41,740,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,305,208.20 : 42,457,812.30 = 27,826,911.30 : x
  2. Step 2: Convert to fraction form
    28,305,208.20/42,457,812.30 = 27,826,911.30/x
  3. Step 3: Cross multiply
    28,305,208.20x = 42,457,812.30 × 27,826,911.30
  4. Step 4: Simplify right side
    28,305,208.20x = 1,181,469,776,864,149
  5. Step 5: Solve for x
    x = 1,181,469,776,864,149/28,305,208.20
  6. Step 6: Final answer
    x = 41,740,366.95

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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.