Finding the Fourth Proportional to 32,620,998.54, 48,899,176.79 and 15,318,225.77
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Solution
The fourth proportional to 32,620,998.54, 48,899,176.79 and 15,318,225.77 is: 22,962,161.28
Step by Step Solution
- Step 1: Write the proportion equation
32,620,998.54 : 48,899,176.79 = 15,318,225.77 : x - Step 2: Convert to fraction form
32,620,998.54/48,899,176.79 = 15,318,225.77/x - Step 3: Cross multiply
32,620,998.54x = 48,899,176.79 × 15,318,225.77 - Step 4: Simplify right side
32,620,998.54x = 749,048,629,715,276.88 - Step 5: Solve for x
x = 749,048,629,715,276.88/32,620,998.54 - Step 6: Final answer
x = 22,962,161.28
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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.