Finding the Fourth Proportional to 8,091,049.02, 11,165,987.49 and 4,653,293.19
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Solution
The fourth proportional to 8,091,049.02, 11,165,987.49 and 4,653,293.19 is: 6,421,740.05
Step by Step Solution
- Step 1: Write the proportion equation
8,091,049.02 : 11,165,987.49 = 4,653,293.19 : x - Step 2: Convert to fraction form
8,091,049.02/11,165,987.49 = 4,653,293.19/x - Step 3: Cross multiply
8,091,049.02x = 11,165,987.49 × 4,653,293.19 - Step 4: Simplify right side
8,091,049.02x = 51,958,613,546,842.20 - Step 5: Solve for x
x = 51,958,613,546,842.20/8,091,049.02 - Step 6: Final answer
x = 6,421,740.05
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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.