Finding the Fourth Proportional to 18,349,245.44, 27,527,185.92 and 7,560,544.40
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Solution
The fourth proportional to 18,349,245.44, 27,527,185.92 and 7,560,544.40 is: 11,342,183.64
Step by Step Solution
- Step 1: Write the proportion equation
18,349,245.44 : 27,527,185.92 = 7,560,544.40 : x - Step 2: Convert to fraction form
18,349,245.44/27,527,185.92 = 7,560,544.40/x - Step 3: Cross multiply
18,349,245.44x = 27,527,185.92 × 7,560,544.40 - Step 4: Simplify right side
18,349,245.44x = 208,120,511,355,214.88 - Step 5: Solve for x
x = 208,120,511,355,214.88/18,349,245.44 - Step 6: Final answer
x = 11,342,183.64
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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.