Finding the Fourth Proportional to 14,606,974.25, 20,158,217.99 and 8,080,491.19
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Solution
The fourth proportional to 14,606,974.25, 20,158,217.99 and 8,080,491.19 is: 11,151,406.17
Step by Step Solution
- Step 1: Write the proportion equation
14,606,974.25 : 20,158,217.99 = 8,080,491.19 : x - Step 2: Convert to fraction form
14,606,974.25/20,158,217.99 = 8,080,491.19/x - Step 3: Cross multiply
14,606,974.25x = 20,158,217.99 × 8,080,491.19 - Step 4: Simplify right side
14,606,974.25x = 162,888,302,793,704.62 - Step 5: Solve for x
x = 162,888,302,793,704.62/14,606,974.25 - Step 6: Final answer
x = 11,151,406.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.