Finding the Fourth Proportional to 87,771,391.36, 131,640,627.09 and 44,040,408.07
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Solution
The fourth proportional to 87,771,391.36, 131,640,627.09 and 44,040,408.07 is: 66,052,353.12
Step by Step Solution
- Step 1: Write the proportion equation
87,771,391.36 : 131,640,627.09 = 44,040,408.07 : x - Step 2: Convert to fraction form
87,771,391.36/131,640,627.09 = 44,040,408.07/x - Step 3: Cross multiply
87,771,391.36x = 131,640,627.09 × 44,040,408.07 - Step 4: Simplify right side
87,771,391.36x = 5,797,506,935,634,297 - Step 5: Solve for x
x = 5,797,506,935,634,297/87,771,391.36 - Step 6: Final answer
x = 66,052,353.12
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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.