Home / 5,321,942.60-7,342,196.82-3,281,209.16

Finding the Fourth Proportional to 5,321,942.60, 7,342,196.82 and 3,281,209.16

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Solution

The fourth proportional to 5,321,942.60, 7,342,196.82 and 3,281,209.16 is: 4,526,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,942.60 : 7,342,196.82 = 3,281,209.16 : x
  2. Step 2: Convert to fraction form
    5,321,942.60/7,342,196.82 = 3,281,209.16/x
  3. Step 3: Cross multiply
    5,321,942.60x = 7,342,196.82 × 3,281,209.16
  4. Step 4: Simplify right side
    5,321,942.60x = 24,091,283,460,306.88
  5. Step 5: Solve for x
    x = 24,091,283,460,306.88/5,321,942.60
  6. Step 6: Final answer
    x = 4,526,783.78

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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.