Finding the Fourth Proportional to 7,518,696.08, 10,375,522.62 and 4,080,863.84
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Solution
The fourth proportional to 7,518,696.08, 10,375,522.62 and 4,080,863.84 is: 5,631,441.23
Step by Step Solution
- Step 1: Write the proportion equation
7,518,696.08 : 10,375,522.62 = 4,080,863.84 : x - Step 2: Convert to fraction form
7,518,696.08/10,375,522.62 = 4,080,863.84/x - Step 3: Cross multiply
7,518,696.08x = 10,375,522.62 × 4,080,863.84 - Step 4: Simplify right side
7,518,696.08x = 42,341,095,081,060.05 - Step 5: Solve for x
x = 42,341,095,081,060.05/7,518,696.08 - Step 6: Final answer
x = 5,631,441.23
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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.