Finding the Fourth Proportional to 5,904,029.70, 8,147,718.45 and 3,325,556.70
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Solution
The fourth proportional to 5,904,029.70, 8,147,718.45 and 3,325,556.70 is: 4,589,356.94
Step by Step Solution
- Step 1: Write the proportion equation
5,904,029.70 : 8,147,718.45 = 3,325,556.70 : x - Step 2: Convert to fraction form
5,904,029.70/8,147,718.45 = 3,325,556.70/x - Step 3: Cross multiply
5,904,029.70x = 8,147,718.45 × 3,325,556.70 - Step 4: Simplify right side
5,904,029.70x = 27,095,699,681,111.12 - Step 5: Solve for x
x = 27,095,699,681,111.12/5,904,029.70 - Step 6: Final answer
x = 4,589,356.94
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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.