Finding the Fourth Proportional to 19,622,604.11, 27,079,193.67 and 10,922,831.90
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Solution
The fourth proportional to 19,622,604.11, 27,079,193.67 and 10,922,831.90 is: 15,073,508.02
Step by Step Solution
- Step 1: Write the proportion equation
19,622,604.11 : 27,079,193.67 = 10,922,831.90 : x - Step 2: Convert to fraction form
19,622,604.11/27,079,193.67 = 10,922,831.90/x - Step 3: Cross multiply
19,622,604.11x = 27,079,193.67 × 10,922,831.90 - Step 4: Simplify right side
19,622,604.11x = 295,781,480,444,954.12 - Step 5: Solve for x
x = 295,781,480,444,954.12/19,622,604.11 - Step 6: Final answer
x = 15,073,508.02
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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.