Finding the Fourth Proportional to 18,373,412.66, 27,541,592.24 and 11,554,858.88
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Solution
The fourth proportional to 18,373,412.66, 27,541,592.24 and 11,554,858.88 is: 17,320,637.03
Step by Step Solution
- Step 1: Write the proportion equation
18,373,412.66 : 27,541,592.24 = 11,554,858.88 : x - Step 2: Convert to fraction form
18,373,412.66/27,541,592.24 = 11,554,858.88/x - Step 3: Cross multiply
18,373,412.66x = 27,541,592.24 × 11,554,858.88 - Step 4: Simplify right side
18,373,412.66x = 318,239,211,663,703.12 - Step 5: Solve for x
x = 318,239,211,663,703.12/18,373,412.66 - Step 6: Final answer
x = 17,320,637.03
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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.