Finding the Fourth Proportional to 50,306,829.26, 69,426,157.68 and 27,982,173.80
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Solution
The fourth proportional to 50,306,829.26, 69,426,157.68 and 27,982,173.80 is: 38,616,920.19
Step by Step Solution
- Step 1: Write the proportion equation
50,306,829.26 : 69,426,157.68 = 27,982,173.80 : x - Step 2: Convert to fraction form
50,306,829.26/69,426,157.68 = 27,982,173.80/x - Step 3: Cross multiply
50,306,829.26x = 69,426,157.68 × 27,982,173.80 - Step 4: Simplify right side
50,306,829.26x = 1,942,694,810,467,965 - Step 5: Solve for x
x = 1,942,694,810,467,965/50,306,829.26 - Step 6: Final answer
x = 38,616,920.19
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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.