Home / 6,770,321.64-10,085,115.50-6,403,620.06

Finding the Fourth Proportional to 6,770,321.64, 10,085,115.50 and 6,403,620.06

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Solution

The fourth proportional to 6,770,321.64, 10,085,115.50 and 6,403,620.06 is: 9,538,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,321.64 : 10,085,115.50 = 6,403,620.06 : x
  2. Step 2: Convert to fraction form
    6,770,321.64/10,085,115.50 = 6,403,620.06/x
  3. Step 3: Cross multiply
    6,770,321.64x = 10,085,115.50 × 6,403,620.06
  4. Step 4: Simplify right side
    6,770,321.64x = 64,581,247,915,212.40
  5. Step 5: Solve for x
    x = 64,581,247,915,212.40/6,770,321.64
  6. Step 6: Final answer
    x = 9,538,874.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.