Finding the Fourth Proportional to 29,524,528.80, 44,286,793.20 and 13,351,007.70
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Solution
The fourth proportional to 29,524,528.80, 44,286,793.20 and 13,351,007.70 is: 20,026,511.55
Step by Step Solution
- Step 1: Write the proportion equation
29,524,528.80 : 44,286,793.20 = 13,351,007.70 : x - Step 2: Convert to fraction form
29,524,528.80/44,286,793.20 = 13,351,007.70/x - Step 3: Cross multiply
29,524,528.80x = 44,286,793.20 × 13,351,007.70 - Step 4: Simplify right side
29,524,528.80x = 591,273,317,021,507.62 - Step 5: Solve for x
x = 591,273,317,021,507.62/29,524,528.80 - Step 6: Final answer
x = 20,026,511.55
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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.