Finding the Fourth Proportional to 5,433,199.38, 7,497,452.57 and 2,985,757.76
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Solution
The fourth proportional to 5,433,199.38, 7,497,452.57 and 2,985,757.76 is: 4,120,146.46
Step by Step Solution
- Step 1: Write the proportion equation
5,433,199.38 : 7,497,452.57 = 2,985,757.76 : x - Step 2: Convert to fraction form
5,433,199.38/7,497,452.57 = 2,985,757.76/x - Step 3: Cross multiply
5,433,199.38x = 7,497,452.57 × 2,985,757.76 - Step 4: Simplify right side
5,433,199.38x = 22,385,577,194,924.29 - Step 5: Solve for x
x = 22,385,577,194,924.29/5,433,199.38 - Step 6: Final answer
x = 4,120,146.46
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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.