Finding the Fourth Proportional to 7,366,830.63, 11,050,168.19 and 2,879,067.75
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Solution
The fourth proportional to 7,366,830.63, 11,050,168.19 and 2,879,067.75 is: 4,318,571.24
Step by Step Solution
- Step 1: Write the proportion equation
7,366,830.63 : 11,050,168.19 = 2,879,067.75 : x - Step 2: Convert to fraction form
7,366,830.63/11,050,168.19 = 2,879,067.75/x - Step 3: Cross multiply
7,366,830.63x = 11,050,168.19 × 2,879,067.75 - Step 4: Simplify right side
7,366,830.63x = 31,814,182,853,509.54 - Step 5: Solve for x
x = 31,814,182,853,509.54/7,366,830.63 - Step 6: Final answer
x = 4,318,571.24
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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.