Finding the Fourth Proportional to 5,253,336.80, 7,876,283.97 and 2,333,826.18
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Solution
The fourth proportional to 5,253,336.80, 7,876,283.97 and 2,333,826.18 is: 3,499,086.09
Step by Step Solution
- Step 1: Write the proportion equation
5,253,336.80 : 7,876,283.97 = 2,333,826.18 : x - Step 2: Convert to fraction form
5,253,336.80/7,876,283.97 = 2,333,826.18/x - Step 3: Cross multiply
5,253,336.80x = 7,876,283.97 × 2,333,826.18 - Step 4: Simplify right side
5,253,336.80x = 18,381,877,730,300.34 - Step 5: Solve for x
x = 18,381,877,730,300.34/5,253,336.80 - Step 6: Final answer
x = 3,499,086.09
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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.