Finding the Fourth Proportional to 11,716,728.08, 17,562,691.60 and 5,331,464.44
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Solution
The fourth proportional to 11,716,728.08, 17,562,691.60 and 5,331,464.44 is: 7,991,554.05
Step by Step Solution
- Step 1: Write the proportion equation
11,716,728.08 : 17,562,691.60 = 5,331,464.44 : x - Step 2: Convert to fraction form
11,716,728.08/17,562,691.60 = 5,331,464.44/x - Step 3: Cross multiply
11,716,728.08x = 17,562,691.60 × 5,331,464.44 - Step 4: Simplify right side
11,716,728.08x = 93,634,865,736,086.72 - Step 5: Solve for x
x = 93,634,865,736,086.72/11,716,728.08 - Step 6: Final answer
x = 7,991,554.05
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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.