Finding the Fourth Proportional to 5,351,062.35, 8,027,819.46 and 2,318,936.97
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Solution
The fourth proportional to 5,351,062.35, 8,027,819.46 and 2,318,936.97 is: 3,478,936.73
Step by Step Solution
- Step 1: Write the proportion equation
5,351,062.35 : 8,027,819.46 = 2,318,936.97 : x - Step 2: Convert to fraction form
5,351,062.35/8,027,819.46 = 2,318,936.97/x - Step 3: Cross multiply
5,351,062.35x = 8,027,819.46 × 2,318,936.97 - Step 4: Simplify right side
5,351,062.35x = 18,616,007,334,279.44 - Step 5: Solve for x
x = 18,616,007,334,279.44/5,351,062.35 - Step 6: Final answer
x = 3,478,936.73
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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.