Finding the Fourth Proportional to 8,299,872.12, 12,448,758.42 and 2,235,087.84
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Solution
The fourth proportional to 8,299,872.12, 12,448,758.42 and 2,235,087.84 is: 3,352,349.07
Step by Step Solution
- Step 1: Write the proportion equation
8,299,872.12 : 12,448,758.42 = 2,235,087.84 : x - Step 2: Convert to fraction form
8,299,872.12/12,448,758.42 = 2,235,087.84/x - Step 3: Cross multiply
8,299,872.12x = 12,448,758.42 × 2,235,087.84 - Step 4: Simplify right side
8,299,872.12x = 27,824,068,567,639.61 - Step 5: Solve for x
x = 27,824,068,567,639.61/8,299,872.12 - Step 6: Final answer
x = 3,352,349.07
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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.