Finding the Fourth Proportional to 50,186,418.24, 69,256,936.32 and 27,859,163.52
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Solution
The fourth proportional to 50,186,418.24, 69,256,936.32 and 27,859,163.52 is: 38,445,467.55
Step by Step Solution
- Step 1: Write the proportion equation
50,186,418.24 : 69,256,936.32 = 27,859,163.52 : x - Step 2: Convert to fraction form
50,186,418.24/69,256,936.32 = 27,859,163.52/x - Step 3: Cross multiply
50,186,418.24x = 69,256,936.32 × 27,859,163.52 - Step 4: Simplify right side
50,186,418.24x = 1,929,440,313,833,106.75 - Step 5: Solve for x
x = 1,929,440,313,833,106.75/50,186,418.24 - Step 6: Final answer
x = 38,445,467.55
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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.