Finding the Fourth Proportional to 7,397,117.30, 11,096,890.35 and 2,279,548.06
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Solution
The fourth proportional to 7,397,117.30, 11,096,890.35 and 2,279,548.06 is: 3,419,696.33
Step by Step Solution
- Step 1: Write the proportion equation
7,397,117.30 : 11,096,890.35 = 2,279,548.06 : x - Step 2: Convert to fraction form
7,397,117.30/11,096,890.35 = 2,279,548.06/x - Step 3: Cross multiply
7,397,117.30x = 11,096,890.35 × 2,279,548.06 - Step 4: Simplify right side
7,397,117.30x = 25,295,894,869,375.22 - Step 5: Solve for x
x = 25,295,894,869,375.22/7,397,117.30 - Step 6: Final answer
x = 3,419,696.33
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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.