Finding the Fourth Proportional to 8,276,468.15, 12,414,557.34 and 3,724,295.09
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Solution
The fourth proportional to 8,276,468.15, 12,414,557.34 and 3,724,295.09 is: 5,586,377.43
Step by Step Solution
- Step 1: Write the proportion equation
8,276,468.15 : 12,414,557.34 = 3,724,295.09 : x - Step 2: Convert to fraction form
8,276,468.15/12,414,557.34 = 3,724,295.09/x - Step 3: Cross multiply
8,276,468.15x = 12,414,557.34 × 3,724,295.09 - Step 4: Simplify right side
8,276,468.15x = 46,235,474,883,812.67 - Step 5: Solve for x
x = 46,235,474,883,812.67/8,276,468.15 - Step 6: Final answer
x = 5,586,377.43
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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.