Finding the Fourth Proportional to 5,067,474.99, 6,993,811.24 and 3,107,006.35
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Solution
The fourth proportional to 5,067,474.99, 6,993,811.24 and 3,107,006.35 is: 4,288,095.35
Step by Step Solution
- Step 1: Write the proportion equation
5,067,474.99 : 6,993,811.24 = 3,107,006.35 : x - Step 2: Convert to fraction form
5,067,474.99/6,993,811.24 = 3,107,006.35/x - Step 3: Cross multiply
5,067,474.99x = 6,993,811.24 × 3,107,006.35 - Step 4: Simplify right side
5,067,474.99x = 21,729,815,933,381.38 - Step 5: Solve for x
x = 21,729,815,933,381.38/5,067,474.99 - Step 6: Final answer
x = 4,288,095.35
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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.