Finding the Fourth Proportional to 11,075,715.44, 16,616,379.20 and 3,399,749.44
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Solution
The fourth proportional to 11,075,715.44, 16,616,379.20 and 3,399,749.44 is: 5,100,485.49
Step by Step Solution
- Step 1: Write the proportion equation
11,075,715.44 : 16,616,379.20 = 3,399,749.44 : x - Step 2: Convert to fraction form
11,075,715.44/16,616,379.20 = 3,399,749.44/x - Step 3: Cross multiply
11,075,715.44x = 16,616,379.20 × 3,399,749.44 - Step 4: Simplify right side
11,075,715.44x = 56,491,525,880,027.65 - Step 5: Solve for x
x = 56,491,525,880,027.65/11,075,715.44 - Step 6: Final answer
x = 5,100,485.49
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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.