Home / 6,786,628.40-10,179,942.60-3,763,319.60

Finding the Fourth Proportional to 6,786,628.40, 10,179,942.60 and 3,763,319.60

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Solution

The fourth proportional to 6,786,628.40, 10,179,942.60 and 3,763,319.60 is: 5,644,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786,628.40 : 10,179,942.60 = 3,763,319.60 : x
  2. Step 2: Convert to fraction form
    6,786,628.40/10,179,942.60 = 3,763,319.60/x
  3. Step 3: Cross multiply
    6,786,628.40x = 10,179,942.60 × 3,763,319.60
  4. Step 4: Simplify right side
    6,786,628.40x = 38,310,377,513,454.96
  5. Step 5: Solve for x
    x = 38,310,377,513,454.96/6,786,628.40
  6. Step 6: Final answer
    x = 5,644,979.40

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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.