Finding the Fourth Proportional to 37,204,992.40, 51,345,765.48 and 22,320,874.09
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Solution
The fourth proportional to 37,204,992.40, 51,345,765.48 and 22,320,874.09 is: 30,804,531.66
Step by Step Solution
- Step 1: Write the proportion equation
37,204,992.40 : 51,345,765.48 = 22,320,874.09 : x - Step 2: Convert to fraction form
37,204,992.40/51,345,765.48 = 22,320,874.09/x - Step 3: Cross multiply
37,204,992.40x = 51,345,765.48 × 22,320,874.09 - Step 4: Simplify right side
37,204,992.40x = 1,146,082,366,333,748.25 - Step 5: Solve for x
x = 1,146,082,366,333,748.25/37,204,992.40 - Step 6: Final answer
x = 30,804,531.66
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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.