Home / 8,491,805.51-11,717,134.91-5,008,234.35

Finding the Fourth Proportional to 8,491,805.51, 11,717,134.91 and 5,008,234.35

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Solution

The fourth proportional to 8,491,805.51, 11,717,134.91 and 5,008,234.35 is: 6,910,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,805.51 : 11,717,134.91 = 5,008,234.35 : x
  2. Step 2: Convert to fraction form
    8,491,805.51/11,717,134.91 = 5,008,234.35/x
  3. Step 3: Cross multiply
    8,491,805.51x = 11,717,134.91 × 5,008,234.35
  4. Step 4: Simplify right side
    8,491,805.51x = 58,682,157,577,525.12
  5. Step 5: Solve for x
    x = 58,682,157,577,525.12/8,491,805.51
  6. Step 6: Final answer
    x = 6,910,445.32

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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.