Finding the Fourth Proportional to 19,622,652.14, 27,079,260.33 and 10,922,879.94
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Solution
The fourth proportional to 19,622,652.14, 27,079,260.33 and 10,922,879.94 is: 15,073,574.53
Step by Step Solution
- Step 1: Write the proportion equation
19,622,652.14 : 27,079,260.33 = 10,922,879.94 : x - Step 2: Convert to fraction form
19,622,652.14/27,079,260.33 = 10,922,879.94/x - Step 3: Cross multiply
19,622,652.14x = 27,079,260.33 × 10,922,879.94 - Step 4: Simplify right side
19,622,652.14x = 295,783,509,448,594.75 - Step 5: Solve for x
x = 295,783,509,448,594.75/19,622,652.14 - Step 6: Final answer
x = 15,073,574.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.