Finding the Fourth Proportional to 5,343,937.02, 7,375,421.05 and 3,383,994.02
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Solution
The fourth proportional to 5,343,937.02, 7,375,421.05 and 3,383,994.02 is: 4,670,410.71
Step by Step Solution
- Step 1: Write the proportion equation
5,343,937.02 : 7,375,421.05 = 3,383,994.02 : x - Step 2: Convert to fraction form
5,343,937.02/7,375,421.05 = 3,383,994.02/x - Step 3: Cross multiply
5,343,937.02x = 7,375,421.05 × 3,383,994.02 - Step 4: Simplify right side
5,343,937.02x = 24,958,380,682,845.03 - Step 5: Solve for x
x = 24,958,380,682,845.03/5,343,937.02 - Step 6: Final answer
x = 4,670,410.71
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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.