Finding the Fourth Proportional to 11,902,452.35, 17,853,153.64 and 3,815,833.95
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Solution
The fourth proportional to 11,902,452.35, 17,853,153.64 and 3,815,833.95 is: 5,723,582.65
Step by Step Solution
- Step 1: Write the proportion equation
11,902,452.35 : 17,853,153.64 = 3,815,833.95 : x - Step 2: Convert to fraction form
11,902,452.35/17,853,153.64 = 3,815,833.95/x - Step 3: Cross multiply
11,902,452.35x = 17,853,153.64 × 3,815,833.95 - Step 4: Simplify right side
11,902,452.35x = 68,124,669,764,538.49 - Step 5: Solve for x
x = 68,124,669,764,538.49/11,902,452.35 - Step 6: Final answer
x = 5,723,582.65
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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.