Finding the Fourth Proportional to 5,440,836.15, 8,162,250.66 and 2,244,218.55
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Solution
The fourth proportional to 5,440,836.15, 8,162,250.66 and 2,244,218.55 is: 3,366,738.83
Step by Step Solution
- Step 1: Write the proportion equation
5,440,836.15 : 8,162,250.66 = 2,244,218.55 : x - Step 2: Convert to fraction form
5,440,836.15/8,162,250.66 = 2,244,218.55/x - Step 3: Cross multiply
5,440,836.15x = 8,162,250.66 × 2,244,218.55 - Step 4: Simplify right side
5,440,836.15x = 18,317,874,340,921.74 - Step 5: Solve for x
x = 18,317,874,340,921.74/5,440,836.15 - Step 6: Final answer
x = 3,366,738.83
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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.