Finding the Fourth Proportional to 49,330,950.16, 73,994,651.32 and 12,939,049.84
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Solution
The fourth proportional to 49,330,950.16, 73,994,651.32 and 12,939,049.84 is: 19,408,109.48
Step by Step Solution
- Step 1: Write the proportion equation
49,330,950.16 : 73,994,651.32 = 12,939,049.84 : x - Step 2: Convert to fraction form
49,330,950.16/73,994,651.32 = 12,939,049.84/x - Step 3: Cross multiply
49,330,950.16x = 73,994,651.32 × 12,939,049.84 - Step 4: Simplify right side
49,330,950.16x = 957,420,481,322,901.62 - Step 5: Solve for x
x = 957,420,481,322,901.62/49,330,950.16 - Step 6: Final answer
x = 19,408,109.48
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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.