Finding the Fourth Proportional to 11,661,649.18, 17,492,629.29 and 4,088,836.06
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Solution
The fourth proportional to 11,661,649.18, 17,492,629.29 and 4,088,836.06 is: 6,133,308.62
Step by Step Solution
- Step 1: Write the proportion equation
11,661,649.18 : 17,492,629.29 = 4,088,836.06 : x - Step 2: Convert to fraction form
11,661,649.18/17,492,629.29 = 4,088,836.06/x - Step 3: Cross multiply
11,661,649.18x = 17,492,629.29 × 4,088,836.06 - Step 4: Simplify right side
11,661,649.18x = 71,524,493,425,164.19 - Step 5: Solve for x
x = 71,524,493,425,164.19/11,661,649.18 - Step 6: Final answer
x = 6,133,308.62
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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.