Finding the Fourth Proportional to 8,784,836.20, 13,176,039.30 and 2,723,735.80
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Solution
The fourth proportional to 8,784,836.20, 13,176,039.30 and 2,723,735.80 is: 4,085,226.99
Step by Step Solution
- Step 1: Write the proportion equation
8,784,836.20 : 13,176,039.30 = 2,723,735.80 : x - Step 2: Convert to fraction form
8,784,836.20/13,176,039.30 = 2,723,735.80/x - Step 3: Cross multiply
8,784,836.20x = 13,176,039.30 × 2,723,735.80 - Step 4: Simplify right side
8,784,836.20x = 35,888,049,943,616.94 - Step 5: Solve for x
x = 35,888,049,943,616.94/8,784,836.20 - Step 6: Final answer
x = 4,085,226.99
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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.