Finding the Fourth Proportional to 8,067,729.66, 11,133,467.16 and 4,446,057.66
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Solution
The fourth proportional to 8,067,729.66, 11,133,467.16 and 4,446,057.66 is: 6,135,559.69
Step by Step Solution
- Step 1: Write the proportion equation
8,067,729.66 : 11,133,467.16 = 4,446,057.66 : x - Step 2: Convert to fraction form
8,067,729.66/11,133,467.16 = 4,446,057.66/x - Step 3: Cross multiply
8,067,729.66x = 11,133,467.16 × 4,446,057.66 - Step 4: Simplify right side
8,067,729.66x = 49,500,036,890,653.23 - Step 5: Solve for x
x = 49,500,036,890,653.23/8,067,729.66 - Step 6: Final answer
x = 6,135,559.69
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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.