Finding the Fourth Proportional to 49,917,791.24, 68,887,007.94 and 29,291,581.16
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Solution
The fourth proportional to 49,917,791.24, 68,887,007.94 and 29,291,581.16 is: 40,422,649.60
Step by Step Solution
- Step 1: Write the proportion equation
49,917,791.24 : 68,887,007.94 = 29,291,581.16 : x - Step 2: Convert to fraction form
49,917,791.24/68,887,007.94 = 29,291,581.16/x - Step 3: Cross multiply
49,917,791.24x = 68,887,007.94 × 29,291,581.16 - Step 4: Simplify right side
49,917,791.24x = 2,017,809,383,944,074.25 - Step 5: Solve for x
x = 2,017,809,383,944,074.25/49,917,791.24 - Step 6: Final answer
x = 40,422,649.60
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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.