Finding the Fourth Proportional to 11,985,593.06, 17,991,183.53 and 5,165,531.97
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Solution
The fourth proportional to 11,985,593.06, 17,991,183.53 and 5,165,531.97 is: 7,753,811.87
Step by Step Solution
- Step 1: Write the proportion equation
11,985,593.06 : 17,991,183.53 = 5,165,531.97 : x - Step 2: Convert to fraction form
11,985,593.06/17,991,183.53 = 5,165,531.97/x - Step 3: Cross multiply
11,985,593.06x = 17,991,183.53 × 5,165,531.97 - Step 4: Simplify right side
11,985,593.06x = 92,934,033,702,352.45 - Step 5: Solve for x
x = 92,934,033,702,352.45/11,985,593.06 - Step 6: Final answer
x = 7,753,811.87
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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.