Finding the Fourth Proportional to 36,745,831.26, 50,708,844.72 and 20,225,602.62
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Solution
The fourth proportional to 36,745,831.26, 50,708,844.72 and 20,225,602.62 is: 27,911,110.12
Step by Step Solution
- Step 1: Write the proportion equation
36,745,831.26 : 50,708,844.72 = 20,225,602.62 : x - Step 2: Convert to fraction form
36,745,831.26/50,708,844.72 = 20,225,602.62/x - Step 3: Cross multiply
36,745,831.26x = 50,708,844.72 × 20,225,602.62 - Step 4: Simplify right side
36,745,831.26x = 1,025,616,942,511,693.12 - Step 5: Solve for x
x = 1,025,616,942,511,693.12/36,745,831.26 - Step 6: Final answer
x = 27,911,110.12
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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.