Finding the Fourth Proportional to 6,368,050.44, 8,787,872.20 and 3,467,434.39
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Solution
The fourth proportional to 6,368,050.44, 8,787,872.20 and 3,467,434.39 is: 4,785,039.09
Step by Step Solution
- Step 1: Write the proportion equation
6,368,050.44 : 8,787,872.20 = 3,467,434.39 : x - Step 2: Convert to fraction form
6,368,050.44/8,787,872.20 = 3,467,434.39/x - Step 3: Cross multiply
6,368,050.44x = 8,787,872.20 × 3,467,434.39 - Step 4: Simplify right side
6,368,050.44x = 30,471,370,318,857.42 - Step 5: Solve for x
x = 30,471,370,318,857.42/6,368,050.44 - Step 6: Final answer
x = 4,785,039.09
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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.