Home / 5,556,175.20-8,321,155.60-3,432,808.80

Finding the Fourth Proportional to 5,556,175.20, 8,321,155.60 and 3,432,808.80

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Solution

The fourth proportional to 5,556,175.20, 8,321,155.60 and 3,432,808.80 is: 5,141,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556,175.20 : 8,321,155.60 = 3,432,808.80 : x
  2. Step 2: Convert to fraction form
    5,556,175.20/8,321,155.60 = 3,432,808.80/x
  3. Step 3: Cross multiply
    5,556,175.20x = 8,321,155.60 × 3,432,808.80
  4. Step 4: Simplify right side
    5,556,175.20x = 28,564,936,169,849.28
  5. Step 5: Solve for x
    x = 28,564,936,169,849.28/5,556,175.20
  6. Step 6: Final answer
    x = 5,141,115.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.