Finding the Fourth Proportional to 38,384,198.34, 57,586,381.42 and 13,794,607.68
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Solution
The fourth proportional to 38,384,198.34, 57,586,381.42 and 13,794,607.68 is: 20,695,535.50
Step by Step Solution
- Step 1: Write the proportion equation
38,384,198.34 : 57,586,381.42 = 13,794,607.68 : x - Step 2: Convert to fraction form
38,384,198.34/57,586,381.42 = 13,794,607.68/x - Step 3: Cross multiply
38,384,198.34x = 57,586,381.42 × 13,794,607.68 - Step 4: Simplify right side
38,384,198.34x = 794,381,539,399,741.38 - Step 5: Solve for x
x = 794,381,539,399,741.38/38,384,198.34 - Step 6: Final answer
x = 20,695,535.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.