Finding the Fourth Proportional to 5,391,704.66, 7,440,514.56 and 2,944,315.67
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Solution
The fourth proportional to 5,391,704.66, 7,440,514.56 and 2,944,315.67 is: 4,063,134.94
Step by Step Solution
- Step 1: Write the proportion equation
5,391,704.66 : 7,440,514.56 = 2,944,315.67 : x - Step 2: Convert to fraction form
5,391,704.66/7,440,514.56 = 2,944,315.67/x - Step 3: Cross multiply
5,391,704.66x = 7,440,514.56 × 2,944,315.67 - Step 4: Simplify right side
5,391,704.66x = 21,907,223,574,668.58 - Step 5: Solve for x
x = 21,907,223,574,668.58/5,391,704.66 - Step 6: Final answer
x = 4,063,134.94
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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.