Home / 17,080,986.30-25,621,479.45-6,990,848.70

Finding the Fourth Proportional to 17,080,986.30, 25,621,479.45 and 6,990,848.70

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Solution

The fourth proportional to 17,080,986.30, 25,621,479.45 and 6,990,848.70 is: 10,486,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080,986.30 : 25,621,479.45 = 6,990,848.70 : x
  2. Step 2: Convert to fraction form
    17,080,986.30/25,621,479.45 = 6,990,848.70/x
  3. Step 3: Cross multiply
    17,080,986.30x = 25,621,479.45 × 6,990,848.70
  4. Step 4: Simplify right side
    17,080,986.30x = 179,115,886,305,109.22
  5. Step 5: Solve for x
    x = 179,115,886,305,109.22/17,080,986.30
  6. Step 6: Final answer
    x = 10,486,273.05

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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.