Finding the Fourth Proportional to 8,261,586.63, 12,397,230.24 and 3,468,907.35
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Solution
The fourth proportional to 8,261,586.63, 12,397,230.24 and 3,468,907.35 is: 5,205,397.59
Step by Step Solution
- Step 1: Write the proportion equation
8,261,586.63 : 12,397,230.24 = 3,468,907.35 : x - Step 2: Convert to fraction form
8,261,586.63/12,397,230.24 = 3,468,907.35/x - Step 3: Cross multiply
8,261,586.63x = 12,397,230.24 × 3,468,907.35 - Step 4: Simplify right side
8,261,586.63x = 43,004,843,099,178.27 - Step 5: Solve for x
x = 43,004,843,099,178.27/8,261,586.63 - Step 6: Final answer
x = 5,205,397.59
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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.