Home / 6,770,331.76-9,343,690.60-3,869,156.02

Finding the Fourth Proportional to 6,770,331.76, 9,343,690.60 and 3,869,156.02

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Solution

The fourth proportional to 6,770,331.76, 9,343,690.60 and 3,869,156.02 is: 5,339,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,331.76 : 9,343,690.60 = 3,869,156.02 : x
  2. Step 2: Convert to fraction form
    6,770,331.76/9,343,690.60 = 3,869,156.02/x
  3. Step 3: Cross multiply
    6,770,331.76x = 9,343,690.60 × 3,869,156.02
  4. Step 4: Simplify right side
    6,770,331.76x = 36,152,196,734,007.41
  5. Step 5: Solve for x
    x = 36,152,196,734,007.41/6,770,331.76
  6. Step 6: Final answer
    x = 5,339,796.93

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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.