Finding the Fourth Proportional to 18,279,174.84, 27,452,911.41 and 16,091,520.10
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Solution
The fourth proportional to 18,279,174.84, 27,452,911.41 and 16,091,520.10 is: 24,167,342.33
Step by Step Solution
- Step 1: Write the proportion equation
18,279,174.84 : 27,452,911.41 = 16,091,520.10 : x - Step 2: Convert to fraction form
18,279,174.84/27,452,911.41 = 16,091,520.10/x - Step 3: Cross multiply
18,279,174.84x = 27,452,911.41 × 16,091,520.10 - Step 4: Simplify right side
18,279,174.84x = 441,759,075,836,685.50 - Step 5: Solve for x
x = 441,759,075,836,685.50/18,279,174.84 - Step 6: Final answer
x = 24,167,342.33
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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.