Finding the Fourth Proportional to 12,060,806.44, 18,093,425.82 and 3,974,258.92
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Solution
The fourth proportional to 12,060,806.44, 18,093,425.82 and 3,974,258.92 is: 5,962,118.65
Step by Step Solution
- Step 1: Write the proportion equation
12,060,806.44 : 18,093,425.82 = 3,974,258.92 : x - Step 2: Convert to fraction form
12,060,806.44/18,093,425.82 = 3,974,258.92/x - Step 3: Cross multiply
12,060,806.44x = 18,093,425.82 × 3,974,258.92 - Step 4: Simplify right side
12,060,806.44x = 71,907,958,958,493.31 - Step 5: Solve for x
x = 71,907,958,958,493.31/12,060,806.44 - Step 6: Final answer
x = 5,962,118.65
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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.