Home / 6,289,300.59-8,679,183.21-3,967,692.76

Finding the Fourth Proportional to 6,289,300.59, 8,679,183.21 and 3,967,692.76

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Solution

The fourth proportional to 6,289,300.59, 8,679,183.21 and 3,967,692.76 is: 5,475,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289,300.59 : 8,679,183.21 = 3,967,692.76 : x
  2. Step 2: Convert to fraction form
    6,289,300.59/8,679,183.21 = 3,967,692.76/x
  3. Step 3: Cross multiply
    6,289,300.59x = 8,679,183.21 × 3,967,692.76
  4. Step 4: Simplify right side
    6,289,300.59x = 34,436,332,395,879.54
  5. Step 5: Solve for x
    x = 34,436,332,395,879.54/6,289,300.59
  6. Step 6: Final answer
    x = 5,475,383.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.