Home / 8,284,546.67-11,426,785.13-5,529,845.21

Finding the Fourth Proportional to 8,284,546.67, 11,426,785.13 and 5,529,845.21

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Solution

The fourth proportional to 8,284,546.67, 11,426,785.13 and 5,529,845.21 is: 7,627,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,546.67 : 11,426,785.13 = 5,529,845.21 : x
  2. Step 2: Convert to fraction form
    8,284,546.67/11,426,785.13 = 5,529,845.21/x
  3. Step 3: Cross multiply
    8,284,546.67x = 11,426,785.13 × 5,529,845.21
  4. Step 4: Simplify right side
    8,284,546.67x = 63,188,352,932,046.58
  5. Step 5: Solve for x
    x = 63,188,352,932,046.58/8,284,546.67
  6. Step 6: Final answer
    x = 7,627,255.36

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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.