Home / 6,778,238.64-10,162,434.60-3,182,155.44

Finding the Fourth Proportional to 6,778,238.64, 10,162,434.60 and 3,182,155.44

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Solution

The fourth proportional to 6,778,238.64, 10,162,434.60 and 3,182,155.44 is: 4,770,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778,238.64 : 10,162,434.60 = 3,182,155.44 : x
  2. Step 2: Convert to fraction form
    6,778,238.64/10,162,434.60 = 3,182,155.44/x
  3. Step 3: Cross multiply
    6,778,238.64x = 10,162,434.60 × 3,182,155.44
  4. Step 4: Simplify right side
    6,778,238.64x = 32,338,446,546,034.22
  5. Step 5: Solve for x
    x = 32,338,446,546,034.22/6,778,238.64
  6. Step 6: Final answer
    x = 4,770,921.81

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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.