Finding the Fourth Proportional to 36,019,723.97, 49,790,992.93 and 32,137,953.43
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Solution
The fourth proportional to 36,019,723.97, 49,790,992.93 and 32,137,953.43 is: 44,425,121.45
Step by Step Solution
- Step 1: Write the proportion equation
36,019,723.97 : 49,790,992.93 = 32,137,953.43 : x - Step 2: Convert to fraction form
36,019,723.97/49,790,992.93 = 32,137,953.43/x - Step 3: Cross multiply
36,019,723.97x = 49,790,992.93 × 32,137,953.43 - Step 4: Simplify right side
36,019,723.97x = 1,600,180,611,812,976.75 - Step 5: Solve for x
x = 1,600,180,611,812,976.75/36,019,723.97 - Step 6: Final answer
x = 44,425,121.45
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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.