Home / 7,926,586.20-11,889,879.30-1,942,954.20

Finding the Fourth Proportional to 7,926,586.20, 11,889,879.30 and 1,942,954.20

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Solution

The fourth proportional to 7,926,586.20, 11,889,879.30 and 1,942,954.20 is: 2,914,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,586.20 : 11,889,879.30 = 1,942,954.20 : x
  2. Step 2: Convert to fraction form
    7,926,586.20/11,889,879.30 = 1,942,954.20/x
  3. Step 3: Cross multiply
    7,926,586.20x = 11,889,879.30 × 1,942,954.20
  4. Step 4: Simplify right side
    7,926,586.20x = 23,101,490,923,428.06
  5. Step 5: Solve for x
    x = 23,101,490,923,428.06/7,926,586.20
  6. Step 6: Final answer
    x = 2,914,431.30

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Double scale
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Similar ratio
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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.