Home / 6,221,880.14-8,586,231.29-3,609,939.45

Finding the Fourth Proportional to 6,221,880.14, 8,586,231.29 and 3,609,939.45

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Solution

The fourth proportional to 6,221,880.14, 8,586,231.29 and 3,609,939.45 is: 4,981,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,880.14 : 8,586,231.29 = 3,609,939.45 : x
  2. Step 2: Convert to fraction form
    6,221,880.14/8,586,231.29 = 3,609,939.45/x
  3. Step 3: Cross multiply
    6,221,880.14x = 8,586,231.29 × 3,609,939.45
  4. Step 4: Simplify right side
    6,221,880.14x = 30,995,775,042,545.70
  5. Step 5: Solve for x
    x = 30,995,775,042,545.70/6,221,880.14
  6. Step 6: Final answer
    x = 4,981,737.73

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Double scale
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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.