Finding the Fourth Proportional to 18,302,295.03, 27,453,636.95 and 5,522,912.07
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Solution
The fourth proportional to 18,302,295.03, 27,453,636.95 and 5,522,912.07 is: 8,284,426.77
Step by Step Solution
- Step 1: Write the proportion equation
18,302,295.03 : 27,453,636.95 = 5,522,912.07 : x - Step 2: Convert to fraction form
18,302,295.03/27,453,636.95 = 5,522,912.07/x - Step 3: Cross multiply
18,302,295.03x = 27,453,636.95 × 5,522,912.07 - Step 4: Simplify right side
18,302,295.03x = 151,624,022,982,955.94 - Step 5: Solve for x
x = 151,624,022,982,955.94/18,302,295.03 - Step 6: Final answer
x = 8,284,426.77
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1.5x scale
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.