Finding the Fourth Proportional to 5,635,651.92, 8,448,218.76 and 2,223,966.84
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Solution
The fourth proportional to 5,635,651.92, 8,448,218.76 and 2,223,966.84 is: 3,333,874.88
Step by Step Solution
- Step 1: Write the proportion equation
5,635,651.92 : 8,448,218.76 = 2,223,966.84 : x - Step 2: Convert to fraction form
5,635,651.92/8,448,218.76 = 2,223,966.84/x - Step 3: Cross multiply
5,635,651.92x = 8,448,218.76 × 2,223,966.84 - Step 4: Simplify right side
5,635,651.92x = 18,788,558,379,305.92 - Step 5: Solve for x
x = 18,788,558,379,305.92/5,635,651.92 - Step 6: Final answer
x = 3,333,874.88
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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.