Finding the Fourth Proportional to 39,158,556, 54,035,644.14 and 22,639,745.37
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Solution
The fourth proportional to 39,158,556, 54,035,644.14 and 22,639,745.37 is: 31,241,019.82
Step by Step Solution
- Step 1: Write the proportion equation
39,158,556 : 54,035,644.14 = 22,639,745.37 : x - Step 2: Convert to fraction form
39,158,556/54,035,644.14 = 22,639,745.37/x - Step 3: Cross multiply
39,158,556x = 54,035,644.14 × 22,639,745.37 - Step 4: Simplify right side
39,158,556x = 1,223,353,224,233,532.75 - Step 5: Solve for x
x = 1,223,353,224,233,532.75/39,158,556 - Step 6: Final answer
x = 31,241,019.82
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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.