Home / 6,190,821.70-9,286,232.55-3,923,340.10

Finding the Fourth Proportional to 6,190,821.70, 9,286,232.55 and 3,923,340.10

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Solution

The fourth proportional to 6,190,821.70, 9,286,232.55 and 3,923,340.10 is: 5,885,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190,821.70 : 9,286,232.55 = 3,923,340.10 : x
  2. Step 2: Convert to fraction form
    6,190,821.70/9,286,232.55 = 3,923,340.10/x
  3. Step 3: Cross multiply
    6,190,821.70x = 9,286,232.55 × 3,923,340.10
  4. Step 4: Simplify right side
    6,190,821.70x = 36,433,048,541,340.26
  5. Step 5: Solve for x
    x = 36,433,048,541,340.26/6,190,821.70
  6. Step 6: Final answer
    x = 5,885,010.15

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Double scale
Find fourth proportional to 6,190,822.70, 9,286,234.05 and 3,923,341.10
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.