Finding the Fourth Proportional to 11,004,543.96, 15,175,716.84 and 7,080,294.84
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Solution
The fourth proportional to 11,004,543.96, 15,175,716.84 and 7,080,294.84 is: 9,764,016.58
Step by Step Solution
- Step 1: Write the proportion equation
11,004,543.96 : 15,175,716.84 = 7,080,294.84 : x - Step 2: Convert to fraction form
11,004,543.96/15,175,716.84 = 7,080,294.84/x - Step 3: Cross multiply
11,004,543.96x = 15,175,716.84 × 7,080,294.84 - Step 4: Simplify right side
11,004,543.96x = 107,448,549,635,553.11 - Step 5: Solve for x
x = 107,448,549,635,553.11/11,004,543.96 - Step 6: Final answer
x = 9,764,016.58
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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.