Finding the Fourth Proportional to 31,210,743.24, 46,764,990.99 and 16,622,173.84
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Solution
The fourth proportional to 31,210,743.24, 46,764,990.99 and 16,622,173.84 is: 24,906,033.28
Step by Step Solution
- Step 1: Write the proportion equation
31,210,743.24 : 46,764,990.99 = 16,622,173.84 : x - Step 2: Convert to fraction form
31,210,743.24/46,764,990.99 = 16,622,173.84/x - Step 3: Cross multiply
31,210,743.24x = 46,764,990.99 × 16,622,173.84 - Step 4: Simplify right side
31,210,743.24x = 777,335,809,861,813.75 - Step 5: Solve for x
x = 777,335,809,861,813.75/31,210,743.24 - Step 6: Final answer
x = 24,906,033.28
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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.