Finding the Fourth Proportional to 5,460,449.10, 8,196,894.45 and 3,217,850.70
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Solution
The fourth proportional to 5,460,449.10, 8,196,894.45 and 3,217,850.70 is: 4,830,441.98
Step by Step Solution
- Step 1: Write the proportion equation
5,460,449.10 : 8,196,894.45 = 3,217,850.70 : x - Step 2: Convert to fraction form
5,460,449.10/8,196,894.45 = 3,217,850.70/x - Step 3: Cross multiply
5,460,449.10x = 8,196,894.45 × 3,217,850.70 - Step 4: Simplify right side
5,460,449.10x = 26,376,382,543,758.62 - Step 5: Solve for x
x = 26,376,382,543,758.62/5,460,449.10 - Step 6: Final answer
x = 4,830,441.98
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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.