Finding the Fourth Proportional to 6,486,845.97, 8,951,462.71 and 3,586,063.85
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Solution
The fourth proportional to 6,486,845.97, 8,951,462.71 and 3,586,063.85 is: 4,948,555.42
Step by Step Solution
- Step 1: Write the proportion equation
6,486,845.97 : 8,951,462.71 = 3,586,063.85 : x - Step 2: Convert to fraction form
6,486,845.97/8,951,462.71 = 3,586,063.85/x - Step 3: Cross multiply
6,486,845.97x = 8,951,462.71 × 3,586,063.85 - Step 4: Simplify right side
6,486,845.97x = 32,100,516,784,196.73 - Step 5: Solve for x
x = 32,100,516,784,196.73/6,486,845.97 - Step 6: Final answer
x = 4,948,555.42
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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.