Finding the Fourth Proportional to 53,253,538.75, 79,929,406.26 and 27,010,793.53
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Solution
The fourth proportional to 53,253,538.75, 79,929,406.26 and 27,010,793.53 is: 40,541,093.42
Step by Step Solution
- Step 1: Write the proportion equation
53,253,538.75 : 79,929,406.26 = 27,010,793.53 : x - Step 2: Convert to fraction form
53,253,538.75/79,929,406.26 = 27,010,793.53/x - Step 3: Cross multiply
53,253,538.75x = 79,929,406.26 × 27,010,793.53 - Step 4: Simplify right side
53,253,538.75x = 2,158,956,689,464,349.75 - Step 5: Solve for x
x = 2,158,956,689,464,349.75/53,253,538.75 - Step 6: Final answer
x = 40,541,093.42
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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.