Finding the Fourth Proportional to 38,315,102.22, 57,442,136.37 and 22,122,685.98
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Solution
The fourth proportional to 38,315,102.22, 57,442,136.37 and 22,122,685.98 is: 33,166,408.84
Step by Step Solution
- Step 1: Write the proportion equation
38,315,102.22 : 57,442,136.37 = 22,122,685.98 : x - Step 2: Convert to fraction form
38,315,102.22/57,442,136.37 = 22,122,685.98/x - Step 3: Cross multiply
38,315,102.22x = 57,442,136.37 × 22,122,685.98 - Step 4: Simplify right side
38,315,102.22x = 1,270,774,344,933,847 - Step 5: Solve for x
x = 1,270,774,344,933,847/38,315,102.22 - Step 6: Final answer
x = 33,166,408.84
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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.