Finding the Fourth Proportional to 12,273,176.92, 18,409,755.66 and 3,297,728.92
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Solution
The fourth proportional to 12,273,176.92, 18,409,755.66 and 3,297,728.92 is: 4,946,590.77
Step by Step Solution
- Step 1: Write the proportion equation
12,273,176.92 : 18,409,755.66 = 3,297,728.92 : x - Step 2: Convert to fraction form
12,273,176.92/18,409,755.66 = 3,297,728.92/x - Step 3: Cross multiply
12,273,176.92x = 18,409,755.66 × 3,297,728.92 - Step 4: Simplify right side
12,273,176.92x = 60,710,383,650,115.69 - Step 5: Solve for x
x = 60,710,383,650,115.69/12,273,176.92 - Step 6: Final answer
x = 4,946,590.77
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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.