Finding the Fourth Proportional to 6,467,532.07, 8,922,940.23 and 4,145,704.81
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Solution
The fourth proportional to 6,467,532.07, 8,922,940.23 and 4,145,704.81 is: 5,719,627.80
Step by Step Solution
- Step 1: Write the proportion equation
6,467,532.07 : 8,922,940.23 = 4,145,704.81 : x - Step 2: Convert to fraction form
6,467,532.07/8,922,940.23 = 4,145,704.81/x - Step 3: Cross multiply
6,467,532.07x = 8,922,940.23 × 4,145,704.81 - Step 4: Simplify right side
6,467,532.07x = 36,991,876,230,853.51 - Step 5: Solve for x
x = 36,991,876,230,853.51/6,467,532.07 - Step 6: Final answer
x = 5,719,627.80
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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.