Finding the Fourth Proportional to 16,335,625.70, 24,503,438.55 and 15,672,073.70
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Solution
The fourth proportional to 16,335,625.70, 24,503,438.55 and 15,672,073.70 is: 23,508,110.55
Step by Step Solution
- Step 1: Write the proportion equation
16,335,625.70 : 24,503,438.55 = 15,672,073.70 : x - Step 2: Convert to fraction form
16,335,625.70/24,503,438.55 = 15,672,073.70/x - Step 3: Cross multiply
16,335,625.70x = 24,503,438.55 × 15,672,073.70 - Step 4: Simplify right side
16,335,625.70x = 384,019,694,859,021.12 - Step 5: Solve for x
x = 384,019,694,859,021.12/16,335,625.70 - Step 6: Final answer
x = 23,508,110.55
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1.5x scale
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.