Finding the Fourth Proportional to 10,737,524.12, 16,104,206.70 and 4,172,221.82
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Solution
The fourth proportional to 10,737,524.12, 16,104,206.70 and 4,172,221.82 is: 6,257,524.72
Step by Step Solution
- Step 1: Write the proportion equation
10,737,524.12 : 16,104,206.70 = 4,172,221.82 : x - Step 2: Convert to fraction form
10,737,524.12/16,104,206.70 = 4,172,221.82/x - Step 3: Cross multiply
10,737,524.12x = 16,104,206.70 × 4,172,221.82 - Step 4: Simplify right side
10,737,524.12x = 67,190,322,587,530.19 - Step 5: Solve for x
x = 67,190,322,587,530.19/10,737,524.12 - Step 6: Final answer
x = 6,257,524.72
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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.