Home / 6,550,228.20-9,825,342.30-5,510,965.80

Finding the Fourth Proportional to 6,550,228.20, 9,825,342.30 and 5,510,965.80

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Solution

The fourth proportional to 6,550,228.20, 9,825,342.30 and 5,510,965.80 is: 8,266,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550,228.20 : 9,825,342.30 = 5,510,965.80 : x
  2. Step 2: Convert to fraction form
    6,550,228.20/9,825,342.30 = 5,510,965.80/x
  3. Step 3: Cross multiply
    6,550,228.20x = 9,825,342.30 × 5,510,965.80
  4. Step 4: Simplify right side
    6,550,228.20x = 54,147,125,388,593.34
  5. Step 5: Solve for x
    x = 54,147,125,388,593.34/6,550,228.20
  6. Step 6: Final answer
    x = 8,266,448.70

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Double scale
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Similar ratio
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1.5x scale

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.