Finding the Fourth Proportional to 5,110,138.77, 7,050,210.73 and 3,275,608.65
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Solution
The fourth proportional to 5,110,138.77, 7,050,210.73 and 3,275,608.65 is: 4,519,198.46
Step by Step Solution
- Step 1: Write the proportion equation
5,110,138.77 : 7,050,210.73 = 3,275,608.65 : x - Step 2: Convert to fraction form
5,110,138.77/7,050,210.73 = 3,275,608.65/x - Step 3: Cross multiply
5,110,138.77x = 7,050,210.73 × 3,275,608.65 - Step 4: Simplify right side
5,110,138.77x = 23,093,731,251,510.82 - Step 5: Solve for x
x = 23,093,731,251,510.82/5,110,138.77 - Step 6: Final answer
x = 4,519,198.46
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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.