Finding the Fourth Proportional to 8,363,972.63, 11,542,481.18 and 4,693,160.76
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Solution
The fourth proportional to 8,363,972.63, 11,542,481.18 and 4,693,160.76 is: 6,476,673.49
Step by Step Solution
- Step 1: Write the proportion equation
8,363,972.63 : 11,542,481.18 = 4,693,160.76 : x - Step 2: Convert to fraction form
8,363,972.63/11,542,481.18 = 4,693,160.76/x - Step 3: Cross multiply
8,363,972.63x = 11,542,481.18 × 4,693,160.76 - Step 4: Simplify right side
8,363,972.63x = 54,170,719,741,148.05 - Step 5: Solve for x
x = 54,170,719,741,148.05/8,363,972.63 - Step 6: Final answer
x = 6,476,673.49
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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.