Finding the Fourth Proportional to 18,095,583.40, 27,147,311.70 and 5,962,982.20
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Solution
The fourth proportional to 18,095,583.40, 27,147,311.70 and 5,962,982.20 is: 8,945,770.52
Step by Step Solution
- Step 1: Write the proportion equation
18,095,583.40 : 27,147,311.70 = 5,962,982.20 : x - Step 2: Convert to fraction form
18,095,583.40/27,147,311.70 = 5,962,982.20/x - Step 3: Cross multiply
18,095,583.40x = 27,147,311.70 × 5,962,982.20 - Step 4: Simplify right side
18,095,583.40x = 161,878,936,444,951.75 - Step 5: Solve for x
x = 161,878,936,444,951.75/18,095,583.40 - Step 6: Final answer
x = 8,945,770.52
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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.