Finding the Fourth Proportional to 6,325,359.12, 8,728,433.28 and 3,746,623.68
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Solution
The fourth proportional to 6,325,359.12, 8,728,433.28 and 3,746,623.68 is: 5,170,007.61
Step by Step Solution
- Step 1: Write the proportion equation
6,325,359.12 : 8,728,433.28 = 3,746,623.68 : x - Step 2: Convert to fraction form
6,325,359.12/8,728,433.28 = 3,746,623.68/x - Step 3: Cross multiply
6,325,359.12x = 8,728,433.28 × 3,746,623.68 - Step 4: Simplify right side
6,325,359.12x = 32,702,154,816,148.07 - Step 5: Solve for x
x = 32,702,154,816,148.07/6,325,359.12 - Step 6: Final answer
x = 5,170,007.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.