Home / 11,880,794.80-17,821,192.20-9,489,310.30

Finding the Fourth Proportional to 11,880,794.80, 17,821,192.20 and 9,489,310.30

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Solution

The fourth proportional to 11,880,794.80, 17,821,192.20 and 9,489,310.30 is: 14,233,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,794.80 : 17,821,192.20 = 9,489,310.30 : x
  2. Step 2: Convert to fraction form
    11,880,794.80/17,821,192.20 = 9,489,310.30/x
  3. Step 3: Cross multiply
    11,880,794.80x = 17,821,192.20 × 9,489,310.30
  4. Step 4: Simplify right side
    11,880,794.80x = 169,110,822,701,739.66
  5. Step 5: Solve for x
    x = 169,110,822,701,739.66/11,880,794.80
  6. Step 6: Final answer
    x = 14,233,965.45

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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.