Finding the Fourth Proportional to 21,761,183.94, 32,641,798.26 and 8,114,121.78
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Solution
The fourth proportional to 21,761,183.94, 32,641,798.26 and 8,114,121.78 is: 12,171,191.00
Step by Step Solution
- Step 1: Write the proportion equation
21,761,183.94 : 32,641,798.26 = 8,114,121.78 : x - Step 2: Convert to fraction form
21,761,183.94/32,641,798.26 = 8,114,121.78/x - Step 3: Cross multiply
21,761,183.94x = 32,641,798.26 × 8,114,121.78 - Step 4: Simplify right side
21,761,183.94x = 264,859,526,199,832.12 - Step 5: Solve for x
x = 264,859,526,199,832.12/21,761,183.94 - Step 6: Final answer
x = 12,171,191.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.