Finding the Fourth Proportional to 5,080,129.97, 7,010,582.99 and 2,757,021.86
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Solution
The fourth proportional to 5,080,129.97, 7,010,582.99 and 2,757,021.86 is: 3,804,692.13
Step by Step Solution
- Step 1: Write the proportion equation
5,080,129.97 : 7,010,582.99 = 2,757,021.86 : x - Step 2: Convert to fraction form
5,080,129.97/7,010,582.99 = 2,757,021.86/x - Step 3: Cross multiply
5,080,129.97x = 7,010,582.99 × 2,757,021.86 - Step 4: Simplify right side
5,080,129.97x = 19,328,330,505,936.14 - Step 5: Solve for x
x = 19,328,330,505,936.14/5,080,129.97 - Step 6: Final answer
x = 3,804,692.13
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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.