Finding the Fourth Proportional to 35,491,320.96, 48,978,170.24 and 19,193,797.12
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Solution
The fourth proportional to 35,491,320.96, 48,978,170.24 and 19,193,797.12 is: 26,487,519.69
Step by Step Solution
- Step 1: Write the proportion equation
35,491,320.96 : 48,978,170.24 = 19,193,797.12 : x - Step 2: Convert to fraction form
35,491,320.96/48,978,170.24 = 19,193,797.12/x - Step 3: Cross multiply
35,491,320.96x = 48,978,170.24 × 19,193,797.12 - Step 4: Simplify right side
35,491,320.96x = 940,077,062,895,381.75 - Step 5: Solve for x
x = 940,077,062,895,381.75/35,491,320.96 - Step 6: Final answer
x = 26,487,519.69
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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.