Finding the Fourth Proportional to 11,351,516.80, 17,027,230.40 and 3,373,340.80
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Solution
The fourth proportional to 11,351,516.80, 17,027,230.40 and 3,373,340.80 is: 5,059,997.89
Step by Step Solution
- Step 1: Write the proportion equation
11,351,516.80 : 17,027,230.40 = 3,373,340.80 : x - Step 2: Convert to fraction form
11,351,516.80/17,027,230.40 = 3,373,340.80/x - Step 3: Cross multiply
11,351,516.80x = 17,027,230.40 × 3,373,340.80 - Step 4: Simplify right side
11,351,516.80x = 57,438,651,019,320.31 - Step 5: Solve for x
x = 57,438,651,019,320.31/11,351,516.80 - Step 6: Final answer
x = 5,059,997.89
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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.