Finding the Fourth Proportional to 5,987,840.97, 8,266,882.36 and 3,896,675.92
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Solution
The fourth proportional to 5,987,840.97, 8,266,882.36 and 3,896,675.92 is: 5,379,795.75
Step by Step Solution
- Step 1: Write the proportion equation
5,987,840.97 : 8,266,882.36 = 3,896,675.92 : x - Step 2: Convert to fraction form
5,987,840.97/8,266,882.36 = 3,896,675.92/x - Step 3: Cross multiply
5,987,840.97x = 8,266,882.36 × 3,896,675.92 - Step 4: Simplify right side
5,987,840.97x = 32,213,361,433,582.95 - Step 5: Solve for x
x = 32,213,361,433,582.95/5,987,840.97 - Step 6: Final answer
x = 5,379,795.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.