Finding the Fourth Proportional to 22,245,874.20, 33,368,811.30 and 17,468,299.80
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Solution
The fourth proportional to 22,245,874.20, 33,368,811.30 and 17,468,299.80 is: 26,202,449.70
Step by Step Solution
- Step 1: Write the proportion equation
22,245,874.20 : 33,368,811.30 = 17,468,299.80 : x - Step 2: Convert to fraction form
22,245,874.20/33,368,811.30 = 17,468,299.80/x - Step 3: Cross multiply
22,245,874.20x = 33,368,811.30 × 17,468,299.80 - Step 4: Simplify right side
22,245,874.20x = 582,896,399,758,027.75 - Step 5: Solve for x
x = 582,896,399,758,027.75/22,245,874.20 - Step 6: Final answer
x = 26,202,449.70
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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.