Finding the Fourth Proportional to 5,207,556.92, 7,184,874.03 and 3,369,103.97
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Solution
The fourth proportional to 5,207,556.92, 7,184,874.03 and 3,369,103.97 is: 4,648,357.76
Step by Step Solution
- Step 1: Write the proportion equation
5,207,556.92 : 7,184,874.03 = 3,369,103.97 : x - Step 2: Convert to fraction form
5,207,556.92/7,184,874.03 = 3,369,103.97/x - Step 3: Cross multiply
5,207,556.92x = 7,184,874.03 × 3,369,103.97 - Step 4: Simplify right side
5,207,556.92x = 24,206,587,618,422.90 - Step 5: Solve for x
x = 24,206,587,618,422.90/5,207,556.92 - Step 6: Final answer
x = 4,648,357.76
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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.