Finding the Fourth Proportional to 36,914,584.36, 50,942,660.94 and 20,395,088.84
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Solution
The fourth proportional to 36,914,584.36, 50,942,660.94 and 20,395,088.84 is: 28,145,517.92
Step by Step Solution
- Step 1: Write the proportion equation
36,914,584.36 : 50,942,660.94 = 20,395,088.84 : x - Step 2: Convert to fraction form
36,914,584.36/50,942,660.94 = 20,395,088.84/x - Step 3: Cross multiply
36,914,584.36x = 50,942,660.94 × 20,395,088.84 - Step 4: Simplify right side
36,914,584.36x = 1,038,980,095,617,297.88 - Step 5: Solve for x
x = 1,038,980,095,617,297.88/36,914,584.36 - Step 6: Final answer
x = 28,145,517.92
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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.