Finding the Fourth Proportional to 18,085,975.80, 24,958,929.74 and 9,826,201.68
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Solution
The fourth proportional to 18,085,975.80, 24,958,929.74 and 9,826,201.68 is: 13,560,312.15
Step by Step Solution
- Step 1: Write the proportion equation
18,085,975.80 : 24,958,929.74 = 9,826,201.68 : x - Step 2: Convert to fraction form
18,085,975.80/24,958,929.74 = 9,826,201.68/x - Step 3: Cross multiply
18,085,975.80x = 24,958,929.74 × 9,826,201.68 - Step 4: Simplify right side
18,085,975.80x = 245,251,477,342,189.94 - Step 5: Solve for x
x = 245,251,477,342,189.94/18,085,975.80 - Step 6: Final answer
x = 13,560,312.15
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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.