Finding the Fourth Proportional to 6,135,832.66, 8,467,474.74 and 3,382,459.65
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Solution
The fourth proportional to 6,135,832.66, 8,467,474.74 and 3,382,459.65 is: 4,667,808.47
Step by Step Solution
- Step 1: Write the proportion equation
6,135,832.66 : 8,467,474.74 = 3,382,459.65 : x - Step 2: Convert to fraction form
6,135,832.66/8,467,474.74 = 3,382,459.65/x - Step 3: Cross multiply
6,135,832.66x = 8,467,474.74 × 3,382,459.65 - Step 4: Simplify right side
6,135,832.66x = 28,640,891,628,531.94 - Step 5: Solve for x
x = 28,640,891,628,531.94/6,135,832.66 - Step 6: Final answer
x = 4,667,808.47
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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.