Home / 17,305,511.40-25,939,961.88-6,518,144.88

Finding the Fourth Proportional to 17,305,511.40, 25,939,961.88 and 6,518,144.88

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Solution

The fourth proportional to 17,305,511.40, 25,939,961.88 and 6,518,144.88 is: 9,770,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305,511.40 : 25,939,961.88 = 6,518,144.88 : x
  2. Step 2: Convert to fraction form
    17,305,511.40/25,939,961.88 = 6,518,144.88/x
  3. Step 3: Cross multiply
    17,305,511.40x = 25,939,961.88 × 6,518,144.88
  4. Step 4: Simplify right side
    17,305,511.40x = 169,080,429,715,517.16
  5. Step 5: Solve for x
    x = 169,080,429,715,517.16/17,305,511.40
  6. Step 6: Final answer
    x = 9,770,322.63

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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.