Finding the Fourth Proportional to 7,381,520.34, 11,072,346 and 2,263,974.09
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Solution
The fourth proportional to 7,381,520.34, 11,072,346 and 2,263,974.09 is: 3,395,981.22
Step by Step Solution
- Step 1: Write the proportion equation
7,381,520.34 : 11,072,346 = 2,263,974.09 : x - Step 2: Convert to fraction form
7,381,520.34/11,072,346 = 2,263,974.09/x - Step 3: Cross multiply
7,381,520.34x = 11,072,346 × 2,263,974.09 - Step 4: Simplify right side
7,381,520.34x = 25,067,504,459,515.14 - Step 5: Solve for x
x = 25,067,504,459,515.14/7,381,520.34 - Step 6: Final answer
x = 3,395,981.22
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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.