Finding the Fourth Proportional to 8,801,676.30, 13,202,514.45 and 8,482,811.70
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Solution
The fourth proportional to 8,801,676.30, 13,202,514.45 and 8,482,811.70 is: 12,724,217.55
Step by Step Solution
- Step 1: Write the proportion equation
8,801,676.30 : 13,202,514.45 = 8,482,811.70 : x - Step 2: Convert to fraction form
8,801,676.30/13,202,514.45 = 8,482,811.70/x - Step 3: Cross multiply
8,801,676.30x = 13,202,514.45 × 8,482,811.70 - Step 4: Simplify right side
8,801,676.30x = 111,994,444,045,879.05 - Step 5: Solve for x
x = 111,994,444,045,879.05/8,801,676.30 - Step 6: Final answer
x = 12,724,217.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.