Finding the Fourth Proportional to 24,503,930.70, 36,702,751.95 and 20,252,402.70
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Solution
The fourth proportional to 24,503,930.70, 36,702,751.95 and 20,252,402.70 is: 30,334,680.66
Step by Step Solution
- Step 1: Write the proportion equation
24,503,930.70 : 36,702,751.95 = 20,252,402.70 : x - Step 2: Convert to fraction form
24,503,930.70/36,702,751.95 = 20,252,402.70/x - Step 3: Cross multiply
24,503,930.70x = 36,702,751.95 × 20,252,402.70 - Step 4: Simplify right side
24,503,930.70x = 743,318,912,689,610.25 - Step 5: Solve for x
x = 743,318,912,689,610.25/24,503,930.70 - Step 6: Final answer
x = 30,334,680.66
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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.