Finding the Fourth Proportional to 14,193,568.74, 19,587,141.97 and 7,667,198.37
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Solution
The fourth proportional to 14,193,568.74, 19,587,141.97 and 7,667,198.37 is: 10,580,742.99
Step by Step Solution
- Step 1: Write the proportion equation
14,193,568.74 : 19,587,141.97 = 7,667,198.37 : x - Step 2: Convert to fraction form
14,193,568.74/19,587,141.97 = 7,667,198.37/x - Step 3: Cross multiply
14,193,568.74x = 19,587,141.97 × 7,667,198.37 - Step 4: Simplify right side
14,193,568.74x = 150,178,502,966,174.59 - Step 5: Solve for x
x = 150,178,502,966,174.59/14,193,568.74 - Step 6: Final answer
x = 10,580,742.99
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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.