Finding the Fourth Proportional to 18,094,207.70, 27,141,311.55 and 8,016,511.70
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Solution
The fourth proportional to 18,094,207.70, 27,141,311.55 and 8,016,511.70 is: 12,024,767.55
Step by Step Solution
- Step 1: Write the proportion equation
18,094,207.70 : 27,141,311.55 = 8,016,511.70 : x - Step 2: Convert to fraction form
18,094,207.70/27,141,311.55 = 8,016,511.70/x - Step 3: Cross multiply
18,094,207.70x = 27,141,311.55 × 8,016,511.70 - Step 4: Simplify right side
18,094,207.70x = 217,578,641,593,920.16 - Step 5: Solve for x
x = 217,578,641,593,920.16/18,094,207.70 - Step 6: Final answer
x = 12,024,767.55
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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.