Finding the Fourth Proportional to 34,366,481.12, 47,425,410.53 and 18,685,505.41
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Solution
The fourth proportional to 34,366,481.12, 47,425,410.53 and 18,685,505.41 is: 25,785,816.17
Step by Step Solution
- Step 1: Write the proportion equation
34,366,481.12 : 47,425,410.53 = 18,685,505.41 : x - Step 2: Convert to fraction form
34,366,481.12/47,425,410.53 = 18,685,505.41/x - Step 3: Cross multiply
34,366,481.12x = 47,425,410.53 × 18,685,505.41 - Step 4: Simplify right side
34,366,481.12x = 886,167,764,699,231.38 - Step 5: Solve for x
x = 886,167,764,699,231.38/34,366,481.12 - Step 6: Final answer
x = 25,785,816.17
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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.