Finding the Fourth Proportional to 32,106,562.50, 44,288,526.66 and 20,491,033.70
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Solution
The fourth proportional to 32,106,562.50, 44,288,526.66 and 20,491,033.70 is: 28,265,800.56
Step by Step Solution
- Step 1: Write the proportion equation
32,106,562.50 : 44,288,526.66 = 20,491,033.70 : x - Step 2: Convert to fraction form
32,106,562.50/44,288,526.66 = 20,491,033.70/x - Step 3: Cross multiply
32,106,562.50x = 44,288,526.66 × 20,491,033.70 - Step 4: Simplify right side
32,106,562.50x = 907,517,692,313,408.38 - Step 5: Solve for x
x = 907,517,692,313,408.38/32,106,562.50 - Step 6: Final answer
x = 28,265,800.56
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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.