Finding the Fourth Proportional to 5,755,540.55, 8,634,163.75 and 1,916,108.96
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Solution
The fourth proportional to 5,755,540.55, 8,634,163.75 and 1,916,108.96 is: 2,874,447.39
Step by Step Solution
- Step 1: Write the proportion equation
5,755,540.55 : 8,634,163.75 = 1,916,108.96 : x - Step 2: Convert to fraction form
5,755,540.55/8,634,163.75 = 1,916,108.96/x - Step 3: Cross multiply
5,755,540.55x = 8,634,163.75 × 1,916,108.96 - Step 4: Simplify right side
5,755,540.55x = 16,543,998,475,521.11 - Step 5: Solve for x
x = 16,543,998,475,521.11/5,755,540.55 - Step 6: Final answer
x = 2,874,447.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.