Finding the Fourth Proportional to 16,299,034.10, 24,451,503.60 and 8,191,606.40
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Solution
The fourth proportional to 16,299,034.10, 24,451,503.60 and 8,191,606.40 is: 12,288,893.45
Step by Step Solution
- Step 1: Write the proportion equation
16,299,034.10 : 24,451,503.60 = 8,191,606.40 : x - Step 2: Convert to fraction form
16,299,034.10/24,451,503.60 = 8,191,606.40/x - Step 3: Cross multiply
16,299,034.10x = 24,451,503.60 × 8,191,606.40 - Step 4: Simplify right side
16,299,034.10x = 200,297,093,379,383.06 - Step 5: Solve for x
x = 200,297,093,379,383.06/16,299,034.10 - Step 6: Final answer
x = 12,288,893.45
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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.