Finding the Fourth Proportional to 8,801,622.30, 13,202,433.45 and 8,482,757.70
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Solution
The fourth proportional to 8,801,622.30, 13,202,433.45 and 8,482,757.70 is: 12,724,136.55
Step by Step Solution
- Step 1: Write the proportion equation
8,801,622.30 : 13,202,433.45 = 8,482,757.70 : x - Step 2: Convert to fraction form
8,801,622.30/13,202,433.45 = 8,482,757.70/x - Step 3: Cross multiply
8,801,622.30x = 13,202,433.45 × 8,482,757.70 - Step 4: Simplify right side
8,801,622.30x = 111,993,044,006,725.05 - Step 5: Solve for x
x = 111,993,044,006,725.05/8,801,622.30 - Step 6: Final answer
x = 12,724,136.55
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1.5x scale
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.