Finding the Fourth Proportional to 11,784,175.62, 16,259,723.67 and 6,888,450.90
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Solution
The fourth proportional to 11,784,175.62, 16,259,723.67 and 6,888,450.90 is: 9,504,636.71
Step by Step Solution
- Step 1: Write the proportion equation
11,784,175.62 : 16,259,723.67 = 6,888,450.90 : x - Step 2: Convert to fraction form
11,784,175.62/16,259,723.67 = 6,888,450.90/x - Step 3: Cross multiply
11,784,175.62x = 16,259,723.67 × 6,888,450.90 - Step 4: Simplify right side
11,784,175.62x = 112,004,308,148,362.81 - Step 5: Solve for x
x = 112,004,308,148,362.81/11,784,175.62 - Step 6: Final answer
x = 9,504,636.71
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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.