Finding the Fourth Proportional to 38,465,538.96, 57,606,715.26 and 22,257,332.04
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Solution
The fourth proportional to 38,465,538.96, 57,606,715.26 and 22,257,332.04 is: 33,332,999.46
Step by Step Solution
- Step 1: Write the proportion equation
38,465,538.96 : 57,606,715.26 = 22,257,332.04 : x - Step 2: Convert to fraction form
38,465,538.96/57,606,715.26 = 22,257,332.04/x - Step 3: Cross multiply
38,465,538.96x = 57,606,715.26 × 22,257,332.04 - Step 4: Simplify right side
38,465,538.96x = 1,282,171,789,275,554.75 - Step 5: Solve for x
x = 1,282,171,789,275,554.75/38,465,538.96 - Step 6: Final answer
x = 33,332,999.46
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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.