Finding the Fourth Proportional to 18,416,592.44, 27,620,174.96 and 5,459,713.24
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Solution
The fourth proportional to 18,416,592.44, 27,620,174.96 and 5,459,713.24 is: 8,188,172.45
Step by Step Solution
- Step 1: Write the proportion equation
18,416,592.44 : 27,620,174.96 = 5,459,713.24 : x - Step 2: Convert to fraction form
18,416,592.44/27,620,174.96 = 5,459,713.24/x - Step 3: Cross multiply
18,416,592.44x = 27,620,174.96 × 5,459,713.24 - Step 4: Simplify right side
18,416,592.44x = 150,798,234,920,228.47 - Step 5: Solve for x
x = 150,798,234,920,228.47/18,416,592.44 - Step 6: Final answer
x = 8,188,172.45
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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.