Finding the Fourth Proportional to 5,370,715.62, 7,411,745.07 and 2,923,486.29
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Solution
The fourth proportional to 5,370,715.62, 7,411,745.07 and 2,923,486.29 is: 4,034,496.82
Step by Step Solution
- Step 1: Write the proportion equation
5,370,715.62 : 7,411,745.07 = 2,923,486.29 : x - Step 2: Convert to fraction form
5,370,715.62/7,411,745.07 = 2,923,486.29/x - Step 3: Cross multiply
5,370,715.62x = 7,411,745.07 × 2,923,486.29 - Step 4: Simplify right side
5,370,715.62x = 21,668,135,097,120.09 - Step 5: Solve for x
x = 21,668,135,097,120.09/5,370,715.62 - Step 6: Final answer
x = 4,034,496.82
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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.