Finding the Fourth Proportional to 32,580,404.40, 48,876,136.20 and 9,861,121.20
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Solution
The fourth proportional to 32,580,404.40, 48,876,136.20 and 9,861,121.20 is: 14,793,355.45
Step by Step Solution
- Step 1: Write the proportion equation
32,580,404.40 : 48,876,136.20 = 9,861,121.20 : x - Step 2: Convert to fraction form
32,580,404.40/48,876,136.20 = 9,861,121.20/x - Step 3: Cross multiply
32,580,404.40x = 48,876,136.20 × 9,861,121.20 - Step 4: Simplify right side
32,580,404.40x = 481,973,502,855,907.44 - Step 5: Solve for x
x = 481,973,502,855,907.44/32,580,404.40 - Step 6: Final answer
x = 14,793,355.45
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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.