Home / 5,388,767.70-8,083,151.55-4,891,103.70

Finding the Fourth Proportional to 5,388,767.70, 8,083,151.55 and 4,891,103.70

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Solution

The fourth proportional to 5,388,767.70, 8,083,151.55 and 4,891,103.70 is: 7,336,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,767.70 : 8,083,151.55 = 4,891,103.70 : x
  2. Step 2: Convert to fraction form
    5,388,767.70/8,083,151.55 = 4,891,103.70/x
  3. Step 3: Cross multiply
    5,388,767.70x = 8,083,151.55 × 4,891,103.70
  4. Step 4: Simplify right side
    5,388,767.70x = 39,535,532,453,865.73
  5. Step 5: Solve for x
    x = 39,535,532,453,865.73/5,388,767.70
  6. Step 6: Final answer
    x = 7,336,655.55

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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.