Finding the Fourth Proportional to 7,922,545.46, 11,884,623.69 and 2,734,479.80
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Solution
The fourth proportional to 7,922,545.46, 11,884,623.69 and 2,734,479.80 is: 4,101,997.72
Step by Step Solution
- Step 1: Write the proportion equation
7,922,545.46 : 11,884,623.69 = 2,734,479.80 : x - Step 2: Convert to fraction form
7,922,545.46/11,884,623.69 = 2,734,479.80/x - Step 3: Cross multiply
7,922,545.46x = 11,884,623.69 × 2,734,479.80 - Step 4: Simplify right side
7,922,545.46x = 32,498,263,410,906.46 - Step 5: Solve for x
x = 32,498,263,410,906.46/7,922,545.46 - Step 6: Final answer
x = 4,101,997.72
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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.