Finding the Fourth Proportional to 18,081,446.10, 27,122,169.15 and 10,901,087.70
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Solution
The fourth proportional to 18,081,446.10, 27,122,169.15 and 10,901,087.70 is: 16,351,631.55
Step by Step Solution
- Step 1: Write the proportion equation
18,081,446.10 : 27,122,169.15 = 10,901,087.70 : x - Step 2: Convert to fraction form
18,081,446.10/27,122,169.15 = 10,901,087.70/x - Step 3: Cross multiply
18,081,446.10x = 27,122,169.15 × 10,901,087.70 - Step 4: Simplify right side
18,081,446.10x = 295,661,144,518,384.44 - Step 5: Solve for x
x = 295,661,144,518,384.44/18,081,446.10 - Step 6: Final answer
x = 16,351,631.55
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1.5x scale
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.