Finding the Fourth Proportional to 12,347,586.44, 18,522,079.46 and 3,829,133.96
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Solution
The fourth proportional to 12,347,586.44, 18,522,079.46 and 3,829,133.96 is: 5,743,917.96
Step by Step Solution
- Step 1: Write the proportion equation
12,347,586.44 : 18,522,079.46 = 3,829,133.96 : x - Step 2: Convert to fraction form
12,347,586.44/18,522,079.46 = 3,829,133.96/x - Step 3: Cross multiply
12,347,586.44x = 18,522,079.46 × 3,829,133.96 - Step 4: Simplify right side
12,347,586.44x = 70,923,523,470,104.47 - Step 5: Solve for x
x = 70,923,523,470,104.47/12,347,586.44 - Step 6: Final answer
x = 5,743,917.96
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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.