Finding the Fourth Proportional to 10,183,548.80, 15,278,511.36 and 3,364,912.92
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Solution
The fourth proportional to 10,183,548.80, 15,278,511.36 and 3,364,912.92 is: 5,048,422.83
Step by Step Solution
- Step 1: Write the proportion equation
10,183,548.80 : 15,278,511.36 = 3,364,912.92 : x - Step 2: Convert to fraction form
10,183,548.80/15,278,511.36 = 3,364,912.92/x - Step 3: Cross multiply
10,183,548.80x = 15,278,511.36 × 3,364,912.92 - Step 4: Simplify right side
10,183,548.80x = 51,410,860,273,630.77 - Step 5: Solve for x
x = 51,410,860,273,630.77/10,183,548.80 - Step 6: Final answer
x = 5,048,422.83
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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.