Finding the Fourth Proportional to 7,981,451.44, 11,014,245.24 and 4,496,797.36
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Solution
The fourth proportional to 7,981,451.44, 11,014,245.24 and 4,496,797.36 is: 6,205,491.48
Step by Step Solution
- Step 1: Write the proportion equation
7,981,451.44 : 11,014,245.24 = 4,496,797.36 : x - Step 2: Convert to fraction form
7,981,451.44/11,014,245.24 = 4,496,797.36/x - Step 3: Cross multiply
7,981,451.44x = 11,014,245.24 × 4,496,797.36 - Step 4: Simplify right side
7,981,451.44x = 49,528,828,917,624.57 - Step 5: Solve for x
x = 49,528,828,917,624.57/7,981,451.44 - Step 6: Final answer
x = 6,205,491.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.