Finding the Fourth Proportional to 8,213,361.03, 12,311,353.70 and 3,093,575.75
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Solution
The fourth proportional to 8,213,361.03, 12,311,353.70 and 3,093,575.75 is: 4,637,091.33
Step by Step Solution
- Step 1: Write the proportion equation
8,213,361.03 : 12,311,353.70 = 3,093,575.75 : x - Step 2: Convert to fraction form
8,213,361.03/12,311,353.70 = 3,093,575.75/x - Step 3: Cross multiply
8,213,361.03x = 12,311,353.70 × 3,093,575.75 - Step 4: Simplify right side
8,213,361.03x = 38,086,105,255,992.77 - Step 5: Solve for x
x = 38,086,105,255,992.77/8,213,361.03 - Step 6: Final answer
x = 4,637,091.33
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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.