Finding the Fourth Proportional to 49,762,744.09, 68,640,529.11 and 33,017,121.19
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Solution
The fourth proportional to 49,762,744.09, 68,640,529.11 and 33,017,121.19 is: 45,542,357.23
Step by Step Solution
- Step 1: Write the proportion equation
49,762,744.09 : 68,640,529.11 = 33,017,121.19 : x - Step 2: Convert to fraction form
49,762,744.09/68,640,529.11 = 33,017,121.19/x - Step 3: Cross multiply
49,762,744.09x = 68,640,529.11 × 33,017,121.19 - Step 4: Simplify right side
49,762,744.09x = 2,266,312,668,170,593 - Step 5: Solve for x
x = 2,266,312,668,170,593/49,762,744.09 - Step 6: Final answer
x = 45,542,357.23
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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.