Finding the Fourth Proportional to 50,463,118.97, 69,639,132.21 and 27,258,246.13
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Solution
The fourth proportional to 50,463,118.97, 69,639,132.21 and 27,258,246.13 is: 37,616,394.79
Step by Step Solution
- Step 1: Write the proportion equation
50,463,118.97 : 69,639,132.21 = 27,258,246.13 : x - Step 2: Convert to fraction form
50,463,118.97/69,639,132.21 = 27,258,246.13/x - Step 3: Cross multiply
50,463,118.97x = 69,639,132.21 × 27,258,246.13 - Step 4: Simplify right side
50,463,118.97x = 1,898,240,605,711,595 - Step 5: Solve for x
x = 1,898,240,605,711,595/50,463,118.97 - Step 6: Final answer
x = 37,616,394.79
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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.