Finding the Fourth Proportional to 7,029,168.18, 10,532,846.61 and 4,874,396.37
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Solution
The fourth proportional to 7,029,168.18, 10,532,846.61 and 4,874,396.37 is: 7,304,031.99
Step by Step Solution
- Step 1: Write the proportion equation
7,029,168.18 : 10,532,846.61 = 4,874,396.37 : x - Step 2: Convert to fraction form
7,029,168.18/10,532,846.61 = 4,874,396.37/x - Step 3: Cross multiply
7,029,168.18x = 10,532,846.61 × 4,874,396.37 - Step 4: Simplify right side
7,029,168.18x = 51,341,269,281,550.80 - Step 5: Solve for x
x = 51,341,269,281,550.80/7,029,168.18 - Step 6: Final answer
x = 7,304,031.99
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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.