Finding the Fourth Proportional to 16,548,136.80, 24,822,205.20 and 14,358,415.20
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Solution
The fourth proportional to 16,548,136.80, 24,822,205.20 and 14,358,415.20 is: 21,537,622.80
Step by Step Solution
- Step 1: Write the proportion equation
16,548,136.80 : 24,822,205.20 = 14,358,415.20 : x - Step 2: Convert to fraction form
16,548,136.80/24,822,205.20 = 14,358,415.20/x - Step 3: Cross multiply
16,548,136.80x = 24,822,205.20 × 14,358,415.20 - Step 4: Simplify right side
16,548,136.80x = 356,407,528,441,199 - Step 5: Solve for x
x = 356,407,528,441,199/16,548,136.80 - Step 6: Final answer
x = 21,537,622.80
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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.