Finding the Fourth Proportional to 5,369,107.36, 7,409,523.92 and 2,921,876.24
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Solution
The fourth proportional to 5,369,107.36, 7,409,523.92 and 2,921,876.24 is: 4,032,273.98
Step by Step Solution
- Step 1: Write the proportion equation
5,369,107.36 : 7,409,523.92 = 2,921,876.24 : x - Step 2: Convert to fraction form
5,369,107.36/7,409,523.92 = 2,921,876.24/x - Step 3: Cross multiply
5,369,107.36x = 7,409,523.92 × 2,921,876.24 - Step 4: Simplify right side
5,369,107.36x = 21,649,711,891,559.66 - Step 5: Solve for x
x = 21,649,711,891,559.66/5,369,107.36 - Step 6: Final answer
x = 4,032,273.98
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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.