Finding the Fourth Proportional to 50,463,145.73, 69,639,169.14 and 27,258,272.90
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Solution
The fourth proportional to 50,463,145.73, 69,639,169.14 and 27,258,272.90 is: 37,616,431.74
Step by Step Solution
- Step 1: Write the proportion equation
50,463,145.73 : 69,639,169.14 = 27,258,272.90 : x - Step 2: Convert to fraction form
50,463,145.73/69,639,169.14 = 27,258,272.90/x - Step 3: Cross multiply
50,463,145.73x = 69,639,169.14 × 27,258,272.90 - Step 4: Simplify right side
50,463,145.73x = 1,898,243,476,947,378.25 - Step 5: Solve for x
x = 1,898,243,476,947,378.25/50,463,145.73 - Step 6: Final answer
x = 37,616,431.74
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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.