Home / 6,783,710.20-10,172,357.70-3,944,692.60

Finding the Fourth Proportional to 6,783,710.20, 10,172,357.70 and 3,944,692.60

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Solution

The fourth proportional to 6,783,710.20, 10,172,357.70 and 3,944,692.60 is: 5,915,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783,710.20 : 10,172,357.70 = 3,944,692.60 : x
  2. Step 2: Convert to fraction form
    6,783,710.20/10,172,357.70 = 3,944,692.60/x
  3. Step 3: Cross multiply
    6,783,710.20x = 10,172,357.70 × 3,944,692.60
  4. Step 4: Simplify right side
    6,783,710.20x = 40,126,824,143,743.02
  5. Step 5: Solve for x
    x = 40,126,824,143,743.02/6,783,710.20
  6. Step 6: Final answer
    x = 5,915,173.70

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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.