Finding the Fourth Proportional to 11,149,193.70, 16,723,790.55 and 11,149,193.70
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Solution
The fourth proportional to 11,149,193.70, 16,723,790.55 and 11,149,193.70 is: 16,723,790.55
Step by Step Solution
- Step 1: Write the proportion equation
11,149,193.70 : 16,723,790.55 = 11,149,193.70 : x - Step 2: Convert to fraction form
11,149,193.70/16,723,790.55 = 11,149,193.70/x - Step 3: Cross multiply
11,149,193.70x = 16,723,790.55 × 11,149,193.70 - Step 4: Simplify right side
11,149,193.70x = 186,456,780,240,179.53 - Step 5: Solve for x
x = 186,456,780,240,179.53/11,149,193.70 - Step 6: Final answer
x = 16,723,790.55
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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.