Finding the Fourth Proportional to 41,386,865.26, 62,078,234.21 and 15,477,261.75
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Solution
The fourth proportional to 41,386,865.26, 62,078,234.21 and 15,477,261.75 is: 23,215,120.88
Step by Step Solution
- Step 1: Write the proportion equation
41,386,865.26 : 62,078,234.21 = 15,477,261.75 : x - Step 2: Convert to fraction form
41,386,865.26/62,078,234.21 = 15,477,261.75/x - Step 3: Cross multiply
41,386,865.26x = 62,078,234.21 × 15,477,261.75 - Step 4: Simplify right side
41,386,865.26x = 960,801,079,845,974.50 - Step 5: Solve for x
x = 960,801,079,845,974.50/41,386,865.26 - Step 6: Final answer
x = 23,215,120.88
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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.