Finding the Fourth Proportional to 7,523,736.92, 11,266,446.90 and 4,957,170.76
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Solution
The fourth proportional to 7,523,736.92, 11,266,446.90 and 4,957,170.76 is: 7,423,133.17
Step by Step Solution
- Step 1: Write the proportion equation
7,523,736.92 : 11,266,446.90 = 4,957,170.76 : x - Step 2: Convert to fraction form
7,523,736.92/11,266,446.90 = 4,957,170.76/x - Step 3: Cross multiply
7,523,736.92x = 11,266,446.90 × 4,957,170.76 - Step 4: Simplify right side
7,523,736.92x = 55,849,701,083,187.25 - Step 5: Solve for x
x = 55,849,701,083,187.25/7,523,736.92 - Step 6: Final answer
x = 7,423,133.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.