Finding the Fourth Proportional to 5,942,130.08, 8,203,949.88 and 4,084,634.48
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Solution
The fourth proportional to 5,942,130.08, 8,203,949.88 and 4,084,634.48 is: 5,639,414.84
Step by Step Solution
- Step 1: Write the proportion equation
5,942,130.08 : 8,203,949.88 = 4,084,634.48 : x - Step 2: Convert to fraction form
5,942,130.08/8,203,949.88 = 4,084,634.48/x - Step 3: Cross multiply
5,942,130.08x = 8,203,949.88 × 4,084,634.48 - Step 4: Simplify right side
5,942,130.08x = 33,510,136,552,039.86 - Step 5: Solve for x
x = 33,510,136,552,039.86/5,942,130.08 - Step 6: Final answer
x = 5,639,414.84
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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.