Finding the Fourth Proportional to 29,443,453.16, 44,161,800.81 and 7,879,737.05
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Solution
The fourth proportional to 29,443,453.16, 44,161,800.81 and 7,879,737.05 is: 11,818,701.30
Step by Step Solution
- Step 1: Write the proportion equation
29,443,453.16 : 44,161,800.81 = 7,879,737.05 : x - Step 2: Convert to fraction form
29,443,453.16/44,161,800.81 = 7,879,737.05/x - Step 3: Cross multiply
29,443,453.16x = 44,161,800.81 × 7,879,737.05 - Step 4: Simplify right side
29,443,453.16x = 347,983,378,037,277 - Step 5: Solve for x
x = 347,983,378,037,277/29,443,453.16 - Step 6: Final answer
x = 11,818,701.30
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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.