Finding the Fourth Proportional to 6,444,814.44, 8,894,072.25 and 3,544,429.62
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Solution
The fourth proportional to 6,444,814.44, 8,894,072.25 and 3,544,429.62 is: 4,891,438.45
Step by Step Solution
- Step 1: Write the proportion equation
6,444,814.44 : 8,894,072.25 = 3,544,429.62 : x - Step 2: Convert to fraction form
6,444,814.44/8,894,072.25 = 3,544,429.62/x - Step 3: Cross multiply
6,444,814.44x = 8,894,072.25 × 3,544,429.62 - Step 4: Simplify right side
6,444,814.44x = 31,524,413,125,320.05 - Step 5: Solve for x
x = 31,524,413,125,320.05/6,444,814.44 - Step 6: Final answer
x = 4,891,438.45
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1.5x scale
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.