Finding the Fourth Proportional to 8,067,552.99, 11,132,899.20 and 4,396,391.31
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Solution
The fourth proportional to 8,067,552.99, 11,132,899.20 and 4,396,391.31 is: 6,066,843.49
Step by Step Solution
- Step 1: Write the proportion equation
8,067,552.99 : 11,132,899.20 = 4,396,391.31 : x - Step 2: Convert to fraction form
8,067,552.99/11,132,899.20 = 4,396,391.31/x - Step 3: Cross multiply
8,067,552.99x = 11,132,899.20 × 4,396,391.31 - Step 4: Simplify right side
8,067,552.99x = 48,944,581,297,985.95 - Step 5: Solve for x
x = 48,944,581,297,985.95/8,067,552.99 - Step 6: Final answer
x = 6,066,843.49
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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.