Finding the Fourth Proportional to 8,012,861.88, 12,019,187.84 and 1,947,575.99
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Solution
The fourth proportional to 8,012,861.88, 12,019,187.84 and 1,947,575.99 is: 2,921,338.46
Step by Step Solution
- Step 1: Write the proportion equation
8,012,861.88 : 12,019,187.84 = 1,947,575.99 : x - Step 2: Convert to fraction form
8,012,861.88/12,019,187.84 = 1,947,575.99/x - Step 3: Cross multiply
8,012,861.88x = 12,019,187.84 × 1,947,575.99 - Step 4: Simplify right side
8,012,861.88x = 23,408,281,586,650.14 - Step 5: Solve for x
x = 23,408,281,586,650.14/8,012,861.88 - Step 6: Final answer
x = 2,921,338.46
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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.