Home / 8,222,615.78-11,347,072.38-4,551,453.59

Finding the Fourth Proportional to 8,222,615.78, 11,347,072.38 and 4,551,453.59

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Solution

The fourth proportional to 8,222,615.78, 11,347,072.38 and 4,551,453.59 is: 6,280,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,615.78 : 11,347,072.38 = 4,551,453.59 : x
  2. Step 2: Convert to fraction form
    8,222,615.78/11,347,072.38 = 4,551,453.59/x
  3. Step 3: Cross multiply
    8,222,615.78x = 11,347,072.38 × 4,551,453.59
  4. Step 4: Simplify right side
    8,222,615.78x = 51,645,673,263,205.48
  5. Step 5: Solve for x
    x = 51,645,673,263,205.48/8,222,615.78
  6. Step 6: Final answer
    x = 6,280,929.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.