Finding the Fourth Proportional to 5,588,142.12, 8,375,201.10 and 2,389,506.99
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Solution
The fourth proportional to 5,588,142.12, 8,375,201.10 and 2,389,506.99 is: 3,581,262.10
Step by Step Solution
- Step 1: Write the proportion equation
5,588,142.12 : 8,375,201.10 = 2,389,506.99 : x - Step 2: Convert to fraction form
5,588,142.12/8,375,201.10 = 2,389,506.99/x - Step 3: Cross multiply
5,588,142.12x = 8,375,201.10 × 2,389,506.99 - Step 4: Simplify right side
5,588,142.12x = 20,012,601,571,105.69 - Step 5: Solve for x
x = 20,012,601,571,105.69/5,588,142.12 - Step 6: Final answer
x = 3,581,262.10
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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.