Finding the Fourth Proportional to 14,541,580.26, 20,067,514.38 and 8,015,460.12
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Solution
The fourth proportional to 14,541,580.26, 20,067,514.38 and 8,015,460.12 is: 11,061,408.62
Step by Step Solution
- Step 1: Write the proportion equation
14,541,580.26 : 20,067,514.38 = 8,015,460.12 : x - Step 2: Convert to fraction form
14,541,580.26/20,067,514.38 = 8,015,460.12/x - Step 3: Cross multiply
14,541,580.26x = 20,067,514.38 × 8,015,460.12 - Step 4: Simplify right side
14,541,580.26x = 160,850,361,220,416.53 - Step 5: Solve for x
x = 160,850,361,220,416.53/14,541,580.26 - Step 6: Final answer
x = 11,061,408.62
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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.