Finding the Fourth Proportional to 16,397,578.05, 24,611,238.68 and 8,316,175.65
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Solution
The fourth proportional to 16,397,578.05, 24,611,238.68 and 8,316,175.65 is: 12,481,805.74
Step by Step Solution
- Step 1: Write the proportion equation
16,397,578.05 : 24,611,238.68 = 8,316,175.65 : x - Step 2: Convert to fraction form
16,397,578.05/24,611,238.68 = 8,316,175.65/x - Step 3: Cross multiply
16,397,578.05x = 24,611,238.68 × 8,316,175.65 - Step 4: Simplify right side
16,397,578.05x = 204,671,383,785,373.28 - Step 5: Solve for x
x = 204,671,383,785,373.28/16,397,578.05 - Step 6: Final answer
x = 12,481,805.74
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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.