Finding the Fourth Proportional to 49,823,040.23, 68,755,838.31 and 27,796,543.07
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Solution
The fourth proportional to 49,823,040.23, 68,755,838.31 and 27,796,543.07 is: 38,359,253.31
Step by Step Solution
- Step 1: Write the proportion equation
49,823,040.23 : 68,755,838.31 = 27,796,543.07 : x - Step 2: Convert to fraction form
49,823,040.23/68,755,838.31 = 27,796,543.07/x - Step 3: Cross multiply
49,823,040.23x = 68,755,838.31 × 27,796,543.07 - Step 4: Simplify right side
49,823,040.23x = 1,911,174,620,554,092 - Step 5: Solve for x
x = 1,911,174,620,554,092/49,823,040.23 - Step 6: Final answer
x = 38,359,253.31
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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.