Finding the Fourth Proportional to 22,957,524.84, 31,680,745.48 and 12,503,311.88
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Solution
The fourth proportional to 22,957,524.84, 31,680,745.48 and 12,503,311.88 is: 17,254,222.49
Step by Step Solution
- Step 1: Write the proportion equation
22,957,524.84 : 31,680,745.48 = 12,503,311.88 : x - Step 2: Convert to fraction form
22,957,524.84/31,680,745.48 = 12,503,311.88/x - Step 3: Cross multiply
22,957,524.84x = 31,680,745.48 × 12,503,311.88 - Step 4: Simplify right side
22,957,524.84x = 396,114,241,327,340.31 - Step 5: Solve for x
x = 396,114,241,327,340.31/22,957,524.84 - Step 6: Final answer
x = 17,254,222.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.