Finding the Fourth Proportional to 11,373,632.97, 17,067,190.89 and 4,190,207.31
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Solution
The fourth proportional to 11,373,632.97, 17,067,190.89 and 4,190,207.31 is: 6,287,794.61
Step by Step Solution
- Step 1: Write the proportion equation
11,373,632.97 : 17,067,190.89 = 4,190,207.31 : x - Step 2: Convert to fraction form
11,373,632.97/17,067,190.89 = 4,190,207.31/x - Step 3: Cross multiply
11,373,632.97x = 17,067,190.89 × 4,190,207.31 - Step 4: Simplify right side
11,373,632.97x = 71,515,068,028,443.41 - Step 5: Solve for x
x = 71,515,068,028,443.41/11,373,632.97 - Step 6: Final answer
x = 6,287,794.61
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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.