Finding the Fourth Proportional to 11,635,672.14, 16,057,074.42 and 6,408,579.90
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Solution
The fourth proportional to 11,635,672.14, 16,057,074.42 and 6,408,579.90 is: 8,843,755.92
Step by Step Solution
- Step 1: Write the proportion equation
11,635,672.14 : 16,057,074.42 = 6,408,579.90 : x - Step 2: Convert to fraction form
11,635,672.14/16,057,074.42 = 6,408,579.90/x - Step 3: Cross multiply
11,635,672.14x = 16,057,074.42 × 6,408,579.90 - Step 4: Simplify right side
11,635,672.14x = 102,903,044,380,816.16 - Step 5: Solve for x
x = 102,903,044,380,816.16/11,635,672.14 - Step 6: Final answer
x = 8,843,755.92
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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.