Finding the Fourth Proportional to 8,276,482.80, 12,414,579.21 and 3,724,309.71
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Solution
The fourth proportional to 8,276,482.80, 12,414,579.21 and 3,724,309.71 is: 5,586,399.32
Step by Step Solution
- Step 1: Write the proportion equation
8,276,482.80 : 12,414,579.21 = 3,724,309.71 : x - Step 2: Convert to fraction form
8,276,482.80/12,414,579.21 = 3,724,309.71/x - Step 3: Cross multiply
8,276,482.80x = 12,414,579.21 × 3,724,309.71 - Step 4: Simplify right side
8,276,482.80x = 46,235,737,897,367.13 - Step 5: Solve for x
x = 46,235,737,897,367.13/8,276,482.80 - Step 6: Final answer
x = 5,586,399.32
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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.