Finding the Fourth Proportional to 5,063,208.29, 6,987,172.79 and 2,740,049.32
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Solution
The fourth proportional to 5,063,208.29, 6,987,172.79 and 2,740,049.32 is: 3,781,238.48
Step by Step Solution
- Step 1: Write the proportion equation
5,063,208.29 : 6,987,172.79 = 2,740,049.32 : x - Step 2: Convert to fraction form
5,063,208.29/6,987,172.79 = 2,740,049.32/x - Step 3: Cross multiply
5,063,208.29x = 6,987,172.79 × 2,740,049.32 - Step 4: Simplify right side
5,063,208.29x = 19,145,198,054,445.14 - Step 5: Solve for x
x = 19,145,198,054,445.14/5,063,208.29 - Step 6: Final answer
x = 3,781,238.48
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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.