Finding the Fourth Proportional to 38,338,426.44, 57,497,165.28 and 13,741,768.56
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Solution
The fourth proportional to 38,338,426.44, 57,497,165.28 and 13,741,768.56 is: 20,608,898.47
Step by Step Solution
- Step 1: Write the proportion equation
38,338,426.44 : 57,497,165.28 = 13,741,768.56 : x - Step 2: Convert to fraction form
38,338,426.44/57,497,165.28 = 13,741,768.56/x - Step 3: Cross multiply
38,338,426.44x = 57,497,165.28 × 13,741,768.56 - Step 4: Simplify right side
38,338,426.44x = 790,112,738,133,827.62 - Step 5: Solve for x
x = 790,112,738,133,827.62/38,338,426.44 - Step 6: Final answer
x = 20,608,898.47
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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.