Finding the Fourth Proportional to 8,613,322.24, 12,919,305.28 and 3,755,514.12
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Solution
The fourth proportional to 8,613,322.24, 12,919,305.28 and 3,755,514.12 is: 5,632,975.53
Step by Step Solution
- Step 1: Write the proportion equation
8,613,322.24 : 12,919,305.28 = 3,755,514.12 : x - Step 2: Convert to fraction form
8,613,322.24/12,919,305.28 = 3,755,514.12/x - Step 3: Cross multiply
8,613,322.24x = 12,919,305.28 × 3,755,514.12 - Step 4: Simplify right side
8,613,322.24x = 48,518,633,399,630.55 - Step 5: Solve for x
x = 48,518,633,399,630.55/8,613,322.24 - Step 6: Final answer
x = 5,632,975.53
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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.