Finding the Fourth Proportional to 7,492,078.23, 10,339,067.96 and 4,054,319.26
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Solution
The fourth proportional to 7,492,078.23, 10,339,067.96 and 4,054,319.26 is: 5,594,960.58
Step by Step Solution
- Step 1: Write the proportion equation
7,492,078.23 : 10,339,067.96 = 4,054,319.26 : x - Step 2: Convert to fraction form
7,492,078.23/10,339,067.96 = 4,054,319.26/x - Step 3: Cross multiply
7,492,078.23x = 10,339,067.96 × 4,054,319.26 - Step 4: Simplify right side
7,492,078.23x = 41,917,882,370,529.62 - Step 5: Solve for x
x = 41,917,882,370,529.62/7,492,078.23 - Step 6: Final answer
x = 5,594,960.58
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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.