Finding the Fourth Proportional to 36,117,474.24, 49,839,660.72 and 19,821,000
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Solution
The fourth proportional to 36,117,474.24, 49,839,660.72 and 19,821,000 is: 27,351,633.41
Step by Step Solution
- Step 1: Write the proportion equation
36,117,474.24 : 49,839,660.72 = 19,821,000 : x - Step 2: Convert to fraction form
36,117,474.24/49,839,660.72 = 19,821,000/x - Step 3: Cross multiply
36,117,474.24x = 49,839,660.72 × 19,821,000 - Step 4: Simplify right side
36,117,474.24x = 987,871,915,131,120 - Step 5: Solve for x
x = 987,871,915,131,120/36,117,474.24 - Step 6: Final answer
x = 27,351,633.41
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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.