Finding the Fourth Proportional to 5,990,821.84, 8,267,337.12 and 3,412,744.12
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Solution
The fourth proportional to 5,990,821.84, 8,267,337.12 and 3,412,744.12 is: 4,709,588.58
Step by Step Solution
- Step 1: Write the proportion equation
5,990,821.84 : 8,267,337.12 = 3,412,744.12 : x - Step 2: Convert to fraction form
5,990,821.84/8,267,337.12 = 3,412,744.12/x - Step 3: Cross multiply
5,990,821.84x = 8,267,337.12 × 3,412,744.12 - Step 4: Simplify right side
5,990,821.84x = 28,214,306,144,337.73 - Step 5: Solve for x
x = 28,214,306,144,337.73/5,990,821.84 - Step 6: Final answer
x = 4,709,588.58
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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.