Finding the Fourth Proportional to 16,405,793.70, 24,608,690.55 and 8,753,043.30
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Solution
The fourth proportional to 16,405,793.70, 24,608,690.55 and 8,753,043.30 is: 13,129,564.95
Step by Step Solution
- Step 1: Write the proportion equation
16,405,793.70 : 24,608,690.55 = 8,753,043.30 : x - Step 2: Convert to fraction form
16,405,793.70/24,608,690.55 = 8,753,043.30/x - Step 3: Cross multiply
16,405,793.70x = 24,608,690.55 × 8,753,043.30 - Step 4: Simplify right side
16,405,793.70x = 215,400,933,940,450.84 - Step 5: Solve for x
x = 215,400,933,940,450.84/16,405,793.70 - Step 6: Final answer
x = 13,129,564.95
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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.