Finding the Fourth Proportional to 50,463,117.72, 69,639,130.49 and 27,258,244.88
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Solution
The fourth proportional to 50,463,117.72, 69,639,130.49 and 27,258,244.88 is: 37,616,393.07
Step by Step Solution
- Step 1: Write the proportion equation
50,463,117.72 : 69,639,130.49 = 27,258,244.88 : x - Step 2: Convert to fraction form
50,463,117.72/69,639,130.49 = 27,258,244.88/x - Step 3: Cross multiply
50,463,117.72x = 69,639,130.49 × 27,258,244.88 - Step 4: Simplify right side
50,463,117.72x = 1,898,240,471,642,207.50 - Step 5: Solve for x
x = 1,898,240,471,642,207.50/50,463,117.72 - Step 6: Final answer
x = 37,616,393.07
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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.