Finding the Fourth Proportional to 18,033,446.96, 27,047,554.20 and 5,903,390.96
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Solution
The fourth proportional to 18,033,446.96, 27,047,554.20 and 5,903,390.96 is: 8,854,229.99
Step by Step Solution
- Step 1: Write the proportion equation
18,033,446.96 : 27,047,554.20 = 5,903,390.96 : x - Step 2: Convert to fraction form
18,033,446.96/27,047,554.20 = 5,903,390.96/x - Step 3: Cross multiply
18,033,446.96x = 27,047,554.20 × 5,903,390.96 - Step 4: Simplify right side
18,033,446.96x = 159,672,286,954,390.03 - Step 5: Solve for x
x = 159,672,286,954,390.03/18,033,446.96 - Step 6: Final answer
x = 8,854,229.99
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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.