Finding the Fourth Proportional to 41,631,144.20, 62,452,664.94 and 12,879,734.12
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Solution
The fourth proportional to 41,631,144.20, 62,452,664.94 and 12,879,734.12 is: 19,321,441.55
Step by Step Solution
- Step 1: Write the proportion equation
41,631,144.20 : 62,452,664.94 = 12,879,734.12 : x - Step 2: Convert to fraction form
41,631,144.20/62,452,664.94 = 12,879,734.12/x - Step 3: Cross multiply
41,631,144.20x = 62,452,664.94 × 12,879,734.12 - Step 4: Simplify right side
41,631,144.20x = 804,373,719,512,645.62 - Step 5: Solve for x
x = 804,373,719,512,645.62/41,631,144.20 - Step 6: Final answer
x = 19,321,441.55
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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.