Finding the Fourth Proportional to 7,263,981.48, 10,892,188.68 and 2,711,286
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Solution
The fourth proportional to 7,263,981.48, 10,892,188.68 and 2,711,286 is: 4,065,516.79
Step by Step Solution
- Step 1: Write the proportion equation
7,263,981.48 : 10,892,188.68 = 2,711,286 : x - Step 2: Convert to fraction form
7,263,981.48/10,892,188.68 = 2,711,286/x - Step 3: Cross multiply
7,263,981.48x = 10,892,188.68 × 2,711,286 - Step 4: Simplify right side
7,263,981.48x = 29,531,838,677,442.48 - Step 5: Solve for x
x = 29,531,838,677,442.48/7,263,981.48 - Step 6: Final answer
x = 4,065,516.79
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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.