Finding the Fourth Proportional to 8,082,766.68, 12,113,652.33 and 3,284,872.62
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Solution
The fourth proportional to 8,082,766.68, 12,113,652.33 and 3,284,872.62 is: 4,923,042.62
Step by Step Solution
- Step 1: Write the proportion equation
8,082,766.68 : 12,113,652.33 = 3,284,872.62 : x - Step 2: Convert to fraction form
8,082,766.68/12,113,652.33 = 3,284,872.62/x - Step 3: Cross multiply
8,082,766.68x = 12,113,652.33 × 3,284,872.62 - Step 4: Simplify right side
8,082,766.68x = 39,791,804,867,016.20 - Step 5: Solve for x
x = 39,791,804,867,016.20/8,082,766.68 - Step 6: Final answer
x = 4,923,042.62
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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.