Finding the Fourth Proportional to 32,285,562.93, 44,528,882.90 and 20,684,205.90
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Solution
The fourth proportional to 32,285,562.93, 44,528,882.90 and 20,684,205.90 is: 28,528,063.28
Step by Step Solution
- Step 1: Write the proportion equation
32,285,562.93 : 44,528,882.90 = 20,684,205.90 : x - Step 2: Convert to fraction form
32,285,562.93/44,528,882.90 = 20,684,205.90/x - Step 3: Cross multiply
32,285,562.93x = 44,528,882.90 × 20,684,205.90 - Step 4: Simplify right side
32,285,562.93x = 921,044,582,297,168.12 - Step 5: Solve for x
x = 921,044,582,297,168.12/32,285,562.93 - Step 6: Final answer
x = 28,528,063.28
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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.