Finding the Fourth Proportional to 25,613,004.12, 38,422,197.84 and 8,342,550.84
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Solution
The fourth proportional to 25,613,004.12, 38,422,197.84 and 8,342,550.84 is: 12,514,702.98
Step by Step Solution
- Step 1: Write the proportion equation
25,613,004.12 : 38,422,197.84 = 8,342,550.84 : x - Step 2: Convert to fraction form
25,613,004.12/38,422,197.84 = 8,342,550.84/x - Step 3: Cross multiply
25,613,004.12x = 38,422,197.84 × 8,342,550.84 - Step 4: Simplify right side
25,613,004.12x = 320,539,138,864,738.19 - Step 5: Solve for x
x = 320,539,138,864,738.19/25,613,004.12 - Step 6: Final answer
x = 12,514,702.98
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1.5x scale
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.