Finding the Fourth Proportional to 6,661,757.84, 9,993,589.94 and 2,051,134.18
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Solution
The fourth proportional to 6,661,757.84, 9,993,589.94 and 2,051,134.18 is: 3,076,994.75
Step by Step Solution
- Step 1: Write the proportion equation
6,661,757.84 : 9,993,589.94 = 2,051,134.18 : x - Step 2: Convert to fraction form
6,661,757.84/9,993,589.94 = 2,051,134.18/x - Step 3: Cross multiply
6,661,757.84x = 9,993,589.94 × 2,051,134.18 - Step 4: Simplify right side
6,661,757.84x = 20,498,193,886,982.01 - Step 5: Solve for x
x = 20,498,193,886,982.01/6,661,757.84 - Step 6: Final answer
x = 3,076,994.75
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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.