Finding the Fourth Proportional to 21,716,082.02, 32,574,095.49 and 5,542,033.65
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Solution
The fourth proportional to 21,716,082.02, 32,574,095.49 and 5,542,033.65 is: 8,313,043.45
Step by Step Solution
- Step 1: Write the proportion equation
21,716,082.02 : 32,574,095.49 = 5,542,033.65 : x - Step 2: Convert to fraction form
21,716,082.02/32,574,095.49 = 5,542,033.65/x - Step 3: Cross multiply
21,716,082.02x = 32,574,095.49 × 5,542,033.65 - Step 4: Simplify right side
21,716,082.02x = 180,526,733,323,893.25 - Step 5: Solve for x
x = 180,526,733,323,893.25/21,716,082.02 - Step 6: Final answer
x = 8,313,043.45
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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.