Home / 8,213,090.88-12,316,499.88-3,287,616.96

Finding the Fourth Proportional to 8,213,090.88, 12,316,499.88 and 3,287,616.96

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Solution

The fourth proportional to 8,213,090.88, 12,316,499.88 and 3,287,616.96 is: 4,930,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,090.88 : 12,316,499.88 = 3,287,616.96 : x
  2. Step 2: Convert to fraction form
    8,213,090.88/12,316,499.88 = 3,287,616.96/x
  3. Step 3: Cross multiply
    8,213,090.88x = 12,316,499.88 × 3,287,616.96
  4. Step 4: Simplify right side
    8,213,090.88x = 40,491,933,893,325.97
  5. Step 5: Solve for x
    x = 40,491,933,893,325.97/8,213,090.88
  6. Step 6: Final answer
    x = 4,930,169.95

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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.