Finding the Fourth Proportional to 49,839,105.23, 68,777,977.62 and 27,512,104.23
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Solution
The fourth proportional to 49,839,105.23, 68,777,977.62 and 27,512,104.23 is: 37,966,710.69
Step by Step Solution
- Step 1: Write the proportion equation
49,839,105.23 : 68,777,977.62 = 27,512,104.23 : x - Step 2: Convert to fraction form
49,839,105.23/68,777,977.62 = 27,512,104.23/x - Step 3: Cross multiply
49,839,105.23x = 68,777,977.62 × 27,512,104.23 - Step 4: Simplify right side
49,839,105.23x = 1,892,226,889,010,047.50 - Step 5: Solve for x
x = 1,892,226,889,010,047.50/49,839,105.23 - Step 6: Final answer
x = 37,966,710.69
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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.