Finding the Fourth Proportional to 7,027,872.97, 10,542,042.81 and 2,416,813.98
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Solution
The fourth proportional to 7,027,872.97, 10,542,042.81 and 2,416,813.98 is: 3,625,301.22
Step by Step Solution
- Step 1: Write the proportion equation
7,027,872.97 : 10,542,042.81 = 2,416,813.98 : x - Step 2: Convert to fraction form
7,027,872.97/10,542,042.81 = 2,416,813.98/x - Step 3: Cross multiply
7,027,872.97x = 10,542,042.81 × 2,416,813.98 - Step 4: Simplify right side
7,027,872.97x = 25,478,156,440,966.48 - Step 5: Solve for x
x = 25,478,156,440,966.48/7,027,872.97 - Step 6: Final answer
x = 3,625,301.22
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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.