Finding the Fourth Proportional to 49,027,862.44, 67,665,805.68 and 37,247,745.84
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Solution
The fourth proportional to 49,027,862.44, 67,665,805.68 and 37,247,745.84 is: 51,407,477.43
Step by Step Solution
- Step 1: Write the proportion equation
49,027,862.44 : 67,665,805.68 = 37,247,745.84 : x - Step 2: Convert to fraction form
49,027,862.44/67,665,805.68 = 37,247,745.84/x - Step 3: Cross multiply
49,027,862.44x = 67,665,805.68 × 37,247,745.84 - Step 4: Simplify right side
49,027,862.44x = 2,520,398,732,027,469 - Step 5: Solve for x
x = 2,520,398,732,027,469/49,027,862.44 - Step 6: Final answer
x = 51,407,477.43
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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.