Finding the Fourth Proportional to 82,524,134.36, 113,880,897.15 and 47,240,769.90
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Solution
The fourth proportional to 82,524,134.36, 113,880,897.15 and 47,240,769.90 is: 65,190,883.85
Step by Step Solution
- Step 1: Write the proportion equation
82,524,134.36 : 113,880,897.15 = 47,240,769.90 : x - Step 2: Convert to fraction form
82,524,134.36/113,880,897.15 = 47,240,769.90/x - Step 3: Cross multiply
82,524,134.36x = 113,880,897.15 × 47,240,769.90 - Step 4: Simplify right side
82,524,134.36x = 5,379,821,258,268,716 - Step 5: Solve for x
x = 5,379,821,258,268,716/82,524,134.36 - Step 6: Final answer
x = 65,190,883.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.