Finding the Fourth Proportional to 16,392,874.60, 24,589,311.90 and 8,330,717.80
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Solution
The fourth proportional to 16,392,874.60, 24,589,311.90 and 8,330,717.80 is: 12,496,076.70
Step by Step Solution
- Step 1: Write the proportion equation
16,392,874.60 : 24,589,311.90 = 8,330,717.80 : x - Step 2: Convert to fraction form
16,392,874.60/24,589,311.90 = 8,330,717.80/x - Step 3: Cross multiply
16,392,874.60x = 24,589,311.90 × 8,330,717.80 - Step 4: Simplify right side
16,392,874.60x = 204,846,618,335,081.81 - Step 5: Solve for x
x = 204,846,618,335,081.81/16,392,874.60 - Step 6: Final answer
x = 12,496,076.70
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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.