Home / 17,990,530.20-26,976,464.10-6,625,128.60

Finding the Fourth Proportional to 17,990,530.20, 26,976,464.10 and 6,625,128.60

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Solution

The fourth proportional to 17,990,530.20, 26,976,464.10 and 6,625,128.60 is: 9,934,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990,530.20 : 26,976,464.10 = 6,625,128.60 : x
  2. Step 2: Convert to fraction form
    17,990,530.20/26,976,464.10 = 6,625,128.60/x
  3. Step 3: Cross multiply
    17,990,530.20x = 26,976,464.10 × 6,625,128.60
  4. Step 4: Simplify right side
    17,990,530.20x = 178,722,543,835,783.25
  5. Step 5: Solve for x
    x = 178,722,543,835,783.25/17,990,530.20
  6. Step 6: Final answer
    x = 9,934,256.63

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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.