Finding the Fourth Proportional to 57,125,185.24, 85,687,590.96 and 20,733,527.08
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Solution
The fourth proportional to 57,125,185.24, 85,687,590.96 and 20,733,527.08 is: 31,100,222.78
Step by Step Solution
- Step 1: Write the proportion equation
57,125,185.24 : 85,687,590.96 = 20,733,527.08 : x - Step 2: Convert to fraction form
57,125,185.24/85,687,590.96 = 20,733,527.08/x - Step 3: Cross multiply
57,125,185.24x = 85,687,590.96 × 20,733,527.08 - Step 4: Simplify right side
57,125,185.24x = 1,776,605,987,589,123 - Step 5: Solve for x
x = 1,776,605,987,589,123/57,125,185.24 - Step 6: Final answer
x = 31,100,222.78
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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.