Finding the Fourth Proportional to 27,020,349.99, 40,524,446.97 and 12,433,277.16
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Solution
The fourth proportional to 27,020,349.99, 40,524,446.97 and 12,433,277.16 is: 18,647,118.97
Step by Step Solution
- Step 1: Write the proportion equation
27,020,349.99 : 40,524,446.97 = 12,433,277.16 : x - Step 2: Convert to fraction form
27,020,349.99/40,524,446.97 = 12,433,277.16/x - Step 3: Cross multiply
27,020,349.99x = 40,524,446.97 × 12,433,277.16 - Step 4: Simplify right side
27,020,349.99x = 503,851,680,933,732.19 - Step 5: Solve for x
x = 503,851,680,933,732.19/27,020,349.99 - Step 6: Final answer
x = 18,647,118.97
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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.