Finding the Fourth Proportional to 17,484,428.80, 26,198,649.60 and 11,083,225.60
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Solution
The fourth proportional to 17,484,428.80, 26,198,649.60 and 11,083,225.60 is: 16,607,093.50
Step by Step Solution
- Step 1: Write the proportion equation
17,484,428.80 : 26,198,649.60 = 11,083,225.60 : x - Step 2: Convert to fraction form
17,484,428.80/26,198,649.60 = 11,083,225.60/x - Step 3: Cross multiply
17,484,428.80x = 26,198,649.60 × 11,083,225.60 - Step 4: Simplify right side
17,484,428.80x = 290,365,543,932,149.75 - Step 5: Solve for x
x = 290,365,543,932,149.75/17,484,428.80 - Step 6: Final answer
x = 16,607,093.50
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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.