Finding the Fourth Proportional to 8,480,439.09, 12,724,861.86 and 3,362,759.19
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Solution
The fourth proportional to 8,480,439.09, 12,724,861.86 and 3,362,759.19 is: 5,045,805.50
Step by Step Solution
- Step 1: Write the proportion equation
8,480,439.09 : 12,724,861.86 = 3,362,759.19 : x - Step 2: Convert to fraction form
8,480,439.09/12,724,861.86 = 3,362,759.19/x - Step 3: Cross multiply
8,480,439.09x = 12,724,861.86 × 3,362,759.19 - Step 4: Simplify right side
8,480,439.09x = 42,790,646,161,195.49 - Step 5: Solve for x
x = 42,790,646,161,195.49/8,480,439.09 - Step 6: Final answer
x = 5,045,805.50
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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.