Home / 10,860,808.80-16,291,213.20-3,287,774.55

Finding the Fourth Proportional to 10,860,808.80, 16,291,213.20 and 3,287,774.55

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Solution

The fourth proportional to 10,860,808.80, 16,291,213.20 and 3,287,774.55 is: 4,931,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860,808.80 : 16,291,213.20 = 3,287,774.55 : x
  2. Step 2: Convert to fraction form
    10,860,808.80/16,291,213.20 = 3,287,774.55/x
  3. Step 3: Cross multiply
    10,860,808.80x = 16,291,213.20 × 3,287,774.55
  4. Step 4: Simplify right side
    10,860,808.80x = 53,561,836,147,584.05
  5. Step 5: Solve for x
    x = 53,561,836,147,584.05/10,860,808.80
  6. Step 6: Final answer
    x = 4,931,661.83

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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.