Finding the Fourth Proportional to 16,267,791.30, 24,394,688.55 and 8,177,640.90
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Solution
The fourth proportional to 16,267,791.30, 24,394,688.55 and 8,177,640.90 is: 12,262,943.33
Step by Step Solution
- Step 1: Write the proportion equation
16,267,791.30 : 24,394,688.55 = 8,177,640.90 : x - Step 2: Convert to fraction form
16,267,791.30/24,394,688.55 = 8,177,640.90/x - Step 3: Cross multiply
16,267,791.30x = 24,394,688.55 × 8,177,640.90 - Step 4: Simplify right side
16,267,791.30x = 199,491,002,829,241.72 - Step 5: Solve for x
x = 199,491,002,829,241.72/16,267,791.30 - Step 6: Final answer
x = 12,262,943.33
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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.