Finding the Fourth Proportional to 7,986,351.44, 11,977,161.96 and 2,306,624.96
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Solution
The fourth proportional to 7,986,351.44, 11,977,161.96 and 2,306,624.96 is: 3,459,254.32
Step by Step Solution
- Step 1: Write the proportion equation
7,986,351.44 : 11,977,161.96 = 2,306,624.96 : x - Step 2: Convert to fraction form
7,986,351.44/11,977,161.96 = 2,306,624.96/x - Step 3: Cross multiply
7,986,351.44x = 11,977,161.96 × 2,306,624.96 - Step 4: Simplify right side
7,986,351.44x = 27,626,820,726,898.52 - Step 5: Solve for x
x = 27,626,820,726,898.52/7,986,351.44 - Step 6: Final answer
x = 3,459,254.32
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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.