Home / 7,028,219.06-10,540,260.50-3,187,819.70

Finding the Fourth Proportional to 7,028,219.06, 10,540,260.50 and 3,187,819.70

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Solution

The fourth proportional to 7,028,219.06, 10,540,260.50 and 3,187,819.70 is: 4,780,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,219.06 : 10,540,260.50 = 3,187,819.70 : x
  2. Step 2: Convert to fraction form
    7,028,219.06/10,540,260.50 = 3,187,819.70/x
  3. Step 3: Cross multiply
    7,028,219.06x = 10,540,260.50 × 3,187,819.70
  4. Step 4: Simplify right side
    7,028,219.06x = 33,600,449,996,391.45
  5. Step 5: Solve for x
    x = 33,600,449,996,391.45/7,028,219.06
  6. Step 6: Final answer
    x = 4,780,791.51

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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.