Finding the Fourth Proportional to 6,945,514.14, 10,418,664.92 and 2,153,884.62
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Solution
The fourth proportional to 6,945,514.14, 10,418,664.92 and 2,153,884.62 is: 3,230,949.02
Step by Step Solution
- Step 1: Write the proportion equation
6,945,514.14 : 10,418,664.92 = 2,153,884.62 : x - Step 2: Convert to fraction form
6,945,514.14/10,418,664.92 = 2,153,884.62/x - Step 3: Cross multiply
6,945,514.14x = 10,418,664.92 × 2,153,884.62 - Step 4: Simplify right side
6,945,514.14x = 22,440,602,132,121.53 - Step 5: Solve for x
x = 22,440,602,132,121.53/6,945,514.14 - Step 6: Final answer
x = 3,230,949.02
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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.