Finding the Fourth Proportional to 19,491,198.66, 29,265,539.43 and 10,872,139.05
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Solution
The fourth proportional to 19,491,198.66, 29,265,539.43 and 10,872,139.05 is: 16,324,240.47
Step by Step Solution
- Step 1: Write the proportion equation
19,491,198.66 : 29,265,539.43 = 10,872,139.05 : x - Step 2: Convert to fraction form
19,491,198.66/29,265,539.43 = 10,872,139.05/x - Step 3: Cross multiply
19,491,198.66x = 29,265,539.43 × 10,872,139.05 - Step 4: Simplify right side
19,491,198.66x = 318,179,014,056,217.75 - Step 5: Solve for x
x = 318,179,014,056,217.75/19,491,198.66 - Step 6: Final answer
x = 16,324,240.47
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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.