Finding the Fourth Proportional to 10,149,163.04, 15,219,951.60 and 4,081,846.88
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Solution
The fourth proportional to 10,149,163.04, 15,219,951.60 and 4,081,846.88 is: 6,121,244.85
Step by Step Solution
- Step 1: Write the proportion equation
10,149,163.04 : 15,219,951.60 = 4,081,846.88 : x - Step 2: Convert to fraction form
10,149,163.04/15,219,951.60 = 4,081,846.88/x - Step 3: Cross multiply
10,149,163.04x = 15,219,951.60 × 4,081,846.88 - Step 4: Simplify right side
10,149,163.04x = 62,125,511,952,211.01 - Step 5: Solve for x
x = 62,125,511,952,211.01/10,149,163.04 - Step 6: Final answer
x = 6,121,244.85
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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.