Finding the Fourth Proportional to 5,716,107.27, 7,888,196.97 and 3,137,831.91
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Solution
The fourth proportional to 5,716,107.27, 7,888,196.97 and 3,137,831.91 is: 4,330,190.98
Step by Step Solution
- Step 1: Write the proportion equation
5,716,107.27 : 7,888,196.97 = 3,137,831.91 : x - Step 2: Convert to fraction form
5,716,107.27/7,888,196.97 = 3,137,831.91/x - Step 3: Cross multiply
5,716,107.27x = 7,888,196.97 × 3,137,831.91 - Step 4: Simplify right side
5,716,107.27x = 24,751,836,164,831.31 - Step 5: Solve for x
x = 24,751,836,164,831.31/5,716,107.27 - Step 6: Final answer
x = 4,330,190.98
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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.