Finding the Fourth Proportional to 5,417,791.97, 8,115,860.07 and 3,257,634.29
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Solution
The fourth proportional to 5,417,791.97, 8,115,860.07 and 3,257,634.29 is: 4,879,940.79
Step by Step Solution
- Step 1: Write the proportion equation
5,417,791.97 : 8,115,860.07 = 3,257,634.29 : x - Step 2: Convert to fraction form
5,417,791.97/8,115,860.07 = 3,257,634.29/x - Step 3: Cross multiply
5,417,791.97x = 8,115,860.07 × 3,257,634.29 - Step 4: Simplify right side
5,417,791.97x = 26,438,504,016,294.50 - Step 5: Solve for x
x = 26,438,504,016,294.50/5,417,791.97 - Step 6: Final answer
x = 4,879,940.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.