Finding the Fourth Proportional to 41,974,431.09, 57,949,293.29 and 27,512,937.33
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Solution
The fourth proportional to 41,974,431.09, 57,949,293.29 and 27,512,937.33 is: 37,983,963.88
Step by Step Solution
- Step 1: Write the proportion equation
41,974,431.09 : 57,949,293.29 = 27,512,937.33 : x - Step 2: Convert to fraction form
41,974,431.09/57,949,293.29 = 27,512,937.33/x - Step 3: Cross multiply
41,974,431.09x = 57,949,293.29 × 27,512,937.33 - Step 4: Simplify right side
41,974,431.09x = 1,594,355,274,467,994.75 - Step 5: Solve for x
x = 1,594,355,274,467,994.75/41,974,431.09 - Step 6: Final answer
x = 37,983,963.88
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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.