Finding the Fourth Proportional to 18,274,864.08, 27,412,361.04 and 4,628,006.72
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Solution
The fourth proportional to 18,274,864.08, 27,412,361.04 and 4,628,006.72 is: 6,942,026.52
Step by Step Solution
- Step 1: Write the proportion equation
18,274,864.08 : 27,412,361.04 = 4,628,006.72 : x - Step 2: Convert to fraction form
18,274,864.08/27,412,361.04 = 4,628,006.72/x - Step 3: Cross multiply
18,274,864.08x = 27,412,361.04 × 4,628,006.72 - Step 4: Simplify right side
18,274,864.08x = 126,864,591,104,186.17 - Step 5: Solve for x
x = 126,864,591,104,186.17/18,274,864.08 - Step 6: Final answer
x = 6,942,026.52
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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.