Finding the Fourth Proportional to 5,621,523.35, 7,757,704.80 and 3,043,204.11
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Solution
The fourth proportional to 5,621,523.35, 7,757,704.80 and 3,043,204.11 is: 4,199,623.07
Step by Step Solution
- Step 1: Write the proportion equation
5,621,523.35 : 7,757,704.80 = 3,043,204.11 : x - Step 2: Convert to fraction form
5,621,523.35/7,757,704.80 = 3,043,204.11/x - Step 3: Cross multiply
5,621,523.35x = 7,757,704.80 × 3,043,204.11 - Step 4: Simplify right side
5,621,523.35x = 23,608,279,131,526.73 - Step 5: Solve for x
x = 23,608,279,131,526.73/5,621,523.35 - Step 6: Final answer
x = 4,199,623.07
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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.