Finding the Fourth Proportional to 5,067,472.92, 6,993,808.39 and 3,107,004.28
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Solution
The fourth proportional to 5,067,472.92, 6,993,808.39 and 3,107,004.28 is: 4,288,092.50
Step by Step Solution
- Step 1: Write the proportion equation
5,067,472.92 : 6,993,808.39 = 3,107,004.28 : x - Step 2: Convert to fraction form
5,067,472.92/6,993,808.39 = 3,107,004.28/x - Step 3: Cross multiply
5,067,472.92x = 6,993,808.39 × 3,107,004.28 - Step 4: Simplify right side
5,067,472.92x = 21,729,792,635,707.77 - Step 5: Solve for x
x = 21,729,792,635,707.77/5,067,472.92 - Step 6: Final answer
x = 4,288,092.50
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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.