Finding the Fourth Proportional to 11,760,687.65, 16,229,940.36 and 6,534,033.05
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Solution
The fourth proportional to 11,760,687.65, 16,229,940.36 and 6,534,033.05 is: 9,017,071.95
Step by Step Solution
- Step 1: Write the proportion equation
11,760,687.65 : 16,229,940.36 = 6,534,033.05 : x - Step 2: Convert to fraction form
11,760,687.65/16,229,940.36 = 6,534,033.05/x - Step 3: Cross multiply
11,760,687.65x = 16,229,940.36 × 6,534,033.05 - Step 4: Simplify right side
11,760,687.65x = 106,046,966,711,768.89 - Step 5: Solve for x
x = 106,046,966,711,768.89/11,760,687.65 - Step 6: Final answer
x = 9,017,071.95
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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.