Finding the Fourth Proportional to 5,650,748.18, 7,797,817.49 and 3,072,431.10
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Solution
The fourth proportional to 5,650,748.18, 7,797,817.49 and 3,072,431.10 is: 4,239,838.02
Step by Step Solution
- Step 1: Write the proportion equation
5,650,748.18 : 7,797,817.49 = 3,072,431.10 : x - Step 2: Convert to fraction form
5,650,748.18/7,797,817.49 = 3,072,431.10/x - Step 3: Cross multiply
5,650,748.18x = 7,797,817.49 × 3,072,431.10 - Step 4: Simplify right side
5,650,748.18x = 23,958,256,953,037.79 - Step 5: Solve for x
x = 23,958,256,953,037.79/5,650,748.18 - Step 6: Final answer
x = 4,239,838.02
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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.