Finding the Fourth Proportional to 34,230,458.05, 51,346,249.84 and 9,638,976.21
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Solution
The fourth proportional to 34,230,458.05, 51,346,249.84 and 9,638,976.21 is: 14,458,622.78
Step by Step Solution
- Step 1: Write the proportion equation
34,230,458.05 : 51,346,249.84 = 9,638,976.21 : x - Step 2: Convert to fraction form
34,230,458.05/51,346,249.84 = 9,638,976.21/x - Step 3: Cross multiply
34,230,458.05x = 51,346,249.84 × 9,638,976.21 - Step 4: Simplify right side
34,230,458.05x = 494,925,280,527,081.44 - Step 5: Solve for x
x = 494,925,280,527,081.44/34,230,458.05 - Step 6: Final answer
x = 14,458,622.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.