Finding the Fourth Proportional to 21,339,396.96, 32,010,519.66 and 7,504,695.42
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Solution
The fourth proportional to 21,339,396.96, 32,010,519.66 and 7,504,695.42 is: 11,257,544.00
Step by Step Solution
- Step 1: Write the proportion equation
21,339,396.96 : 32,010,519.66 = 7,504,695.42 : x - Step 2: Convert to fraction form
21,339,396.96/32,010,519.66 = 7,504,695.42/x - Step 3: Cross multiply
21,339,396.96x = 32,010,519.66 × 7,504,695.42 - Step 4: Simplify right side
21,339,396.96x = 240,229,200,284,221.97 - Step 5: Solve for x
x = 240,229,200,284,221.97/21,339,396.96 - Step 6: Final answer
x = 11,257,544.00
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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.