Finding the Fourth Proportional to 13,173,723.20, 19,760,584.80 and 4,663,668.80
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Solution
The fourth proportional to 13,173,723.20, 19,760,584.80 and 4,663,668.80 is: 6,995,503.20
Step by Step Solution
- Step 1: Write the proportion equation
13,173,723.20 : 19,760,584.80 = 4,663,668.80 : x - Step 2: Convert to fraction form
13,173,723.20/19,760,584.80 = 4,663,668.80/x - Step 3: Cross multiply
13,173,723.20x = 19,760,584.80 × 4,663,668.80 - Step 4: Simplify right side
13,173,723.20x = 92,156,822,801,514.23 - Step 5: Solve for x
x = 92,156,822,801,514.23/13,173,723.20 - Step 6: Final answer
x = 6,995,503.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.