Finding the Fourth Proportional to 49,817,309.43, 68,747,695.83 and 27,790,791.24
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Solution
The fourth proportional to 49,817,309.43, 68,747,695.83 and 27,790,791.24 is: 38,351,185.26
Step by Step Solution
- Step 1: Write the proportion equation
49,817,309.43 : 68,747,695.83 = 27,790,791.24 : x - Step 2: Convert to fraction form
49,817,309.43/68,747,695.83 = 27,790,791.24/x - Step 3: Cross multiply
49,817,309.43x = 68,747,695.83 × 27,790,791.24 - Step 4: Simplify right side
49,817,309.43x = 1,910,552,863,042,548.25 - Step 5: Solve for x
x = 1,910,552,863,042,548.25/49,817,309.43 - Step 6: Final answer
x = 38,351,185.26
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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.