Finding the Fourth Proportional to 49,350,980.56, 68,106,481.41 and 27,324,480.46
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Solution
The fourth proportional to 49,350,980.56, 68,106,481.41 and 27,324,480.46 is: 37,708,961.39
Step by Step Solution
- Step 1: Write the proportion equation
49,350,980.56 : 68,106,481.41 = 27,324,480.46 : x - Step 2: Convert to fraction form
49,350,980.56/68,106,481.41 = 27,324,480.46/x - Step 3: Cross multiply
49,350,980.56x = 68,106,481.41 × 27,324,480.46 - Step 4: Simplify right side
49,350,980.56x = 1,860,974,220,486,898.25 - Step 5: Solve for x
x = 1,860,974,220,486,898.25/49,350,980.56 - Step 6: Final answer
x = 37,708,961.39
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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.