Finding the Fourth Proportional to 5,116,195.92, 7,060,372.93 and 2,824,375.44
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Solution
The fourth proportional to 5,116,195.92, 7,060,372.93 and 2,824,375.44 is: 3,897,650.56
Step by Step Solution
- Step 1: Write the proportion equation
5,116,195.92 : 7,060,372.93 = 2,824,375.44 : x - Step 2: Convert to fraction form
5,116,195.92/7,060,372.93 = 2,824,375.44/x - Step 3: Cross multiply
5,116,195.92x = 7,060,372.93 × 2,824,375.44 - Step 4: Simplify right side
5,116,195.92x = 19,941,143,900,732.84 - Step 5: Solve for x
x = 19,941,143,900,732.84/5,116,195.92 - Step 6: Final answer
x = 3,897,650.56
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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.