Finding the Fourth Proportional to 11,222,446.08, 16,836,163.84 and 5,235,548.16
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Solution
The fourth proportional to 11,222,446.08, 16,836,163.84 and 5,235,548.16 is: 7,854,486.09
Step by Step Solution
- Step 1: Write the proportion equation
11,222,446.08 : 16,836,163.84 = 5,235,548.16 : x - Step 2: Convert to fraction form
11,222,446.08/16,836,163.84 = 5,235,548.16/x - Step 3: Cross multiply
11,222,446.08x = 16,836,163.84 × 5,235,548.16 - Step 4: Simplify right side
11,222,446.08x = 88,146,546,613,970.53 - Step 5: Solve for x
x = 88,146,546,613,970.53/11,222,446.08 - Step 6: Final answer
x = 7,854,486.09
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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.