Finding the Fourth Proportional to 30,267,919.44, 41,770,617.30 and 16,517,770.92
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Solution
The fourth proportional to 30,267,919.44, 41,770,617.30 and 16,517,770.92 is: 22,795,008.73
Step by Step Solution
- Step 1: Write the proportion equation
30,267,919.44 : 41,770,617.30 = 16,517,770.92 : x - Step 2: Convert to fraction form
30,267,919.44/41,770,617.30 = 16,517,770.92/x - Step 3: Cross multiply
30,267,919.44x = 41,770,617.30 × 16,517,770.92 - Step 4: Simplify right side
30,267,919.44x = 689,957,487,748,388.88 - Step 5: Solve for x
x = 689,957,487,748,388.88/30,267,919.44 - Step 6: Final answer
x = 22,795,008.73
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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.