Finding the Fourth Proportional to 30,846,464.87, 45,993,921.97 and 29,998,982.55
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Solution
The fourth proportional to 30,846,464.87, 45,993,921.97 and 29,998,982.55 is: 44,730,275.20
Step by Step Solution
- Step 1: Write the proportion equation
30,846,464.87 : 45,993,921.97 = 29,998,982.55 : x - Step 2: Convert to fraction form
30,846,464.87/45,993,921.97 = 29,998,982.55/x - Step 3: Cross multiply
30,846,464.87x = 45,993,921.97 × 29,998,982.55 - Step 4: Simplify right side
30,846,464.87x = 1,379,770,862,279,124.75 - Step 5: Solve for x
x = 1,379,770,862,279,124.75/30,846,464.87 - Step 6: Final answer
x = 44,730,275.20
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.