Finding the Fourth Proportional to 7,634,234.70, 11,451,352.05 and 3,652,922.70
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Solution
The fourth proportional to 7,634,234.70, 11,451,352.05 and 3,652,922.70 is: 5,479,384.05
Step by Step Solution
- Step 1: Write the proportion equation
7,634,234.70 : 11,451,352.05 = 3,652,922.70 : x - Step 2: Convert to fraction form
7,634,234.70/11,451,352.05 = 3,652,922.70/x - Step 3: Cross multiply
7,634,234.70x = 11,451,352.05 × 3,652,922.70 - Step 4: Simplify right side
7,634,234.70x = 41,830,903,849,136.54 - Step 5: Solve for x
x = 41,830,903,849,136.54/7,634,234.70 - Step 6: Final answer
x = 5,479,384.05
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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.