Finding the Fourth Proportional to 76,616,522.14, 105,733,033.49 and 41,811,454.48
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Solution
The fourth proportional to 76,616,522.14, 105,733,033.49 and 41,811,454.48 is: 57,701,025.75
Step by Step Solution
- Step 1: Write the proportion equation
76,616,522.14 : 105,733,033.49 = 41,811,454.48 : x - Step 2: Convert to fraction form
76,616,522.14/105,733,033.49 = 41,811,454.48/x - Step 3: Cross multiply
76,616,522.14x = 105,733,033.49 × 41,811,454.48 - Step 4: Simplify right side
76,616,522.14x = 4,420,851,916,799,450 - Step 5: Solve for x
x = 4,420,851,916,799,450/76,616,522.14 - Step 6: Final answer
x = 57,701,025.75
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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.