Finding the Fourth Proportional to 36,319,249.12, 50,121,119.84 and 19,799,383.36
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Solution
The fourth proportional to 36,319,249.12, 50,121,119.84 and 19,799,383.36 is: 27,323,452.17
Step by Step Solution
- Step 1: Write the proportion equation
36,319,249.12 : 50,121,119.84 = 19,799,383.36 : x - Step 2: Convert to fraction form
36,319,249.12/50,121,119.84 = 19,799,383.36/x - Step 3: Cross multiply
36,319,249.12x = 50,121,119.84 × 19,799,383.36 - Step 4: Simplify right side
36,319,249.12x = 992,367,266,144,661.88 - Step 5: Solve for x
x = 992,367,266,144,661.88/36,319,249.12 - Step 6: Final answer
x = 27,323,452.17
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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.