Finding the Fourth Proportional to 8,720,738.38, 13,083,201.33 and 2,737,106.38
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Solution
The fourth proportional to 8,720,738.38, 13,083,201.33 and 2,737,106.38 is: 4,106,316.72
Step by Step Solution
- Step 1: Write the proportion equation
8,720,738.38 : 13,083,201.33 = 2,737,106.38 : x - Step 2: Convert to fraction form
8,720,738.38/13,083,201.33 = 2,737,106.38/x - Step 3: Cross multiply
8,720,738.38x = 13,083,201.33 × 2,737,106.38 - Step 4: Simplify right side
8,720,738.38x = 35,810,113,831,167.48 - Step 5: Solve for x
x = 35,810,113,831,167.48/8,720,738.38 - Step 6: Final answer
x = 4,106,316.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.