Home / 7,601,192.80-11,385,891.60-3,561,128.80

Finding the Fourth Proportional to 7,601,192.80, 11,385,891.60 and 3,561,128.80

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Solution

The fourth proportional to 7,601,192.80, 11,385,891.60 and 3,561,128.80 is: 5,334,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601,192.80 : 11,385,891.60 = 3,561,128.80 : x
  2. Step 2: Convert to fraction form
    7,601,192.80/11,385,891.60 = 3,561,128.80/x
  3. Step 3: Cross multiply
    7,601,192.80x = 11,385,891.60 × 3,561,128.80
  4. Step 4: Simplify right side
    7,601,192.80x = 40,546,626,490,438.08
  5. Step 5: Solve for x
    x = 40,546,626,490,438.08/7,601,192.80
  6. Step 6: Final answer
    x = 5,334,245.24

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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.