Finding the Fourth Proportional to 32,131,199.70, 44,334,819.09 and 19,082,551.68
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Solution
The fourth proportional to 32,131,199.70, 44,334,819.09 and 19,082,551.68 is: 26,330,217.50
Step by Step Solution
- Step 1: Write the proportion equation
32,131,199.70 : 44,334,819.09 = 19,082,551.68 : x - Step 2: Convert to fraction form
32,131,199.70/44,334,819.09 = 19,082,551.68/x - Step 3: Cross multiply
32,131,199.70x = 44,334,819.09 × 19,082,551.68 - Step 4: Simplify right side
32,131,199.70x = 846,021,476,508,375.62 - Step 5: Solve for x
x = 846,021,476,508,375.62/32,131,199.70 - Step 6: Final answer
x = 26,330,217.50
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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.