Finding the Fourth Proportional to 64,217,361.08, 88,620,018.36 and 36,715,865.24
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Solution
The fourth proportional to 64,217,361.08, 88,620,018.36 and 36,715,865.24 is: 50,667,928.38
Step by Step Solution
- Step 1: Write the proportion equation
64,217,361.08 : 88,620,018.36 = 36,715,865.24 : x - Step 2: Convert to fraction form
64,217,361.08/88,620,018.36 = 36,715,865.24/x - Step 3: Cross multiply
64,217,361.08x = 88,620,018.36 × 36,715,865.24 - Step 4: Simplify right side
64,217,361.08x = 3,253,760,651,672,086 - Step 5: Solve for x
x = 3,253,760,651,672,086/64,217,361.08 - Step 6: Final answer
x = 50,667,928.38
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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.