Finding the Fourth Proportional to 14,879,446.20, 22,319,169.30 and 13,367,791.80
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Solution
The fourth proportional to 14,879,446.20, 22,319,169.30 and 13,367,791.80 is: 20,051,687.70
Step by Step Solution
- Step 1: Write the proportion equation
14,879,446.20 : 22,319,169.30 = 13,367,791.80 : x - Step 2: Convert to fraction form
14,879,446.20/22,319,169.30 = 13,367,791.80/x - Step 3: Cross multiply
14,879,446.20x = 22,319,169.30 × 13,367,791.80 - Step 4: Simplify right side
14,879,446.20x = 298,358,008,351,351.75 - Step 5: Solve for x
x = 298,358,008,351,351.75/14,879,446.20 - Step 6: Final answer
x = 20,051,687.70
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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.