Home / 10,786,220.40-16,179,330.60-3,109,850.40

Finding the Fourth Proportional to 10,786,220.40, 16,179,330.60 and 3,109,850.40

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Solution

The fourth proportional to 10,786,220.40, 16,179,330.60 and 3,109,850.40 is: 4,664,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,220.40 : 16,179,330.60 = 3,109,850.40 : x
  2. Step 2: Convert to fraction form
    10,786,220.40/16,179,330.60 = 3,109,850.40/x
  3. Step 3: Cross multiply
    10,786,220.40x = 16,179,330.60 × 3,109,850.40
  4. Step 4: Simplify right side
    10,786,220.40x = 50,315,297,738,142.23
  5. Step 5: Solve for x
    x = 50,315,297,738,142.23/10,786,220.40
  6. Step 6: Final answer
    x = 4,664,775.60

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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.