Finding the Fourth Proportional to 6,169,421.70, 8,514,838.19 and 3,592,621.76
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Solution
The fourth proportional to 6,169,421.70, 8,514,838.19 and 3,592,621.76 is: 4,958,421.46
Step by Step Solution
- Step 1: Write the proportion equation
6,169,421.70 : 8,514,838.19 = 3,592,621.76 : x - Step 2: Convert to fraction form
6,169,421.70/8,514,838.19 = 3,592,621.76/x - Step 3: Cross multiply
6,169,421.70x = 8,514,838.19 × 3,592,621.76 - Step 4: Simplify right side
6,169,421.70x = 30,590,592,930,680.38 - Step 5: Solve for x
x = 30,590,592,930,680.38/6,169,421.70 - Step 6: Final answer
x = 4,958,421.46
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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.