Finding the Fourth Proportional to 5,568,645.96, 8,353,005.84 and 2,157,311.43
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Solution
The fourth proportional to 5,568,645.96, 8,353,005.84 and 2,157,311.43 is: 3,235,981.44
Step by Step Solution
- Step 1: Write the proportion equation
5,568,645.96 : 8,353,005.84 = 2,157,311.43 : x - Step 2: Convert to fraction form
5,568,645.96/8,353,005.84 = 2,157,311.43/x - Step 3: Cross multiply
5,568,645.96x = 8,353,005.84 × 2,157,311.43 - Step 4: Simplify right side
5,568,645.96x = 18,020,034,973,488.75 - Step 5: Solve for x
x = 18,020,034,973,488.75/5,568,645.96 - Step 6: Final answer
x = 3,235,981.44
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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.