Finding the Fourth Proportional to 8,635,115.08, 12,952,721.94 and 3,586,425.58
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Solution
The fourth proportional to 8,635,115.08, 12,952,721.94 and 3,586,425.58 is: 5,379,658.85
Step by Step Solution
- Step 1: Write the proportion equation
8,635,115.08 : 12,952,721.94 = 3,586,425.58 : x - Step 2: Convert to fraction form
8,635,115.08/12,952,721.94 = 3,586,425.58/x - Step 3: Cross multiply
8,635,115.08x = 12,952,721.94 × 3,586,425.58 - Step 4: Simplify right side
8,635,115.08x = 46,453,973,296,243.23 - Step 5: Solve for x
x = 46,453,973,296,243.23/8,635,115.08 - Step 6: Final answer
x = 5,379,658.85
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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.