Home / 6,240,743.80-9,361,115.70-3,836,793.40

Finding the Fourth Proportional to 6,240,743.80, 9,361,115.70 and 3,836,793.40

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Solution

The fourth proportional to 6,240,743.80, 9,361,115.70 and 3,836,793.40 is: 5,755,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,743.80 : 9,361,115.70 = 3,836,793.40 : x
  2. Step 2: Convert to fraction form
    6,240,743.80/9,361,115.70 = 3,836,793.40/x
  3. Step 3: Cross multiply
    6,240,743.80x = 9,361,115.70 × 3,836,793.40
  4. Step 4: Simplify right side
    6,240,743.80x = 35,916,666,934,396.38
  5. Step 5: Solve for x
    x = 35,916,666,934,396.38/6,240,743.80
  6. Step 6: Final answer
    x = 5,755,190.10

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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.