Home / 11,511,472.20-15,885,882.37-6,354,876.12

Finding the Fourth Proportional to 11,511,472.20, 15,885,882.37 and 6,354,876.12

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Solution

The fourth proportional to 11,511,472.20, 15,885,882.37 and 6,354,876.12 is: 8,769,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,472.20 : 15,885,882.37 = 6,354,876.12 : x
  2. Step 2: Convert to fraction form
    11,511,472.20/15,885,882.37 = 6,354,876.12/x
  3. Step 3: Cross multiply
    11,511,472.20x = 15,885,882.37 × 6,354,876.12
  4. Step 4: Simplify right side
    11,511,472.20x = 100,952,814,518,242
  5. Step 5: Solve for x
    x = 100,952,814,518,242/11,511,472.20
  6. Step 6: Final answer
    x = 8,769,757.05

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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.