Finding the Fourth Proportional to 19,481,805.24, 29,214,486.72 and 5,836,891.92
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Solution
The fourth proportional to 19,481,805.24, 29,214,486.72 and 5,836,891.92 is: 8,752,874.77
Step by Step Solution
- Step 1: Write the proportion equation
19,481,805.24 : 29,214,486.72 = 5,836,891.92 : x - Step 2: Convert to fraction form
19,481,805.24/29,214,486.72 = 5,836,891.92/x - Step 3: Cross multiply
19,481,805.24x = 29,214,486.72 × 5,836,891.92 - Step 4: Simplify right side
19,481,805.24x = 170,521,801,482,915.28 - Step 5: Solve for x
x = 170,521,801,482,915.28/19,481,805.24 - Step 6: Final answer
x = 8,752,874.77
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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.