Finding the Fourth Proportional to 8,825,950.62, 12,168,110.97 and 7,250,163.17
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Solution
The fourth proportional to 8,825,950.62, 12,168,110.97 and 7,250,163.17 is: 9,995,613.36
Step by Step Solution
- Step 1: Write the proportion equation
8,825,950.62 : 12,168,110.97 = 7,250,163.17 : x - Step 2: Convert to fraction form
8,825,950.62/12,168,110.97 = 7,250,163.17/x - Step 3: Cross multiply
8,825,950.62x = 12,168,110.97 × 7,250,163.17 - Step 4: Simplify right side
8,825,950.62x = 88,220,789,942,326.42 - Step 5: Solve for x
x = 88,220,789,942,326.42/8,825,950.62 - Step 6: Final answer
x = 9,995,613.36
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.