Finding the Fourth Proportional to 5,514,142.49, 7,609,448.99 and 3,099,694.49
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Solution
The fourth proportional to 5,514,142.49, 7,609,448.99 and 3,099,694.49 is: 4,277,540.37
Step by Step Solution
- Step 1: Write the proportion equation
5,514,142.49 : 7,609,448.99 = 3,099,694.49 : x - Step 2: Convert to fraction form
5,514,142.49/7,609,448.99 = 3,099,694.49/x - Step 3: Cross multiply
5,514,142.49x = 7,609,448.99 × 3,099,694.49 - Step 4: Simplify right side
5,514,142.49x = 23,586,967,090,740.59 - Step 5: Solve for x
x = 23,586,967,090,740.59/5,514,142.49 - Step 6: Final answer
x = 4,277,540.37
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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.