Finding the Fourth Proportional to 7,296,910.75, 10,947,137.69 and 2,248,221.07
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Solution
The fourth proportional to 7,296,910.75, 10,947,137.69 and 2,248,221.07 is: 3,372,877.43
Step by Step Solution
- Step 1: Write the proportion equation
7,296,910.75 : 10,947,137.69 = 2,248,221.07 : x - Step 2: Convert to fraction form
7,296,910.75/10,947,137.69 = 2,248,221.07/x - Step 3: Cross multiply
7,296,910.75x = 10,947,137.69 × 2,248,221.07 - Step 4: Simplify right side
7,296,910.75x = 24,611,585,610,849.12 - Step 5: Solve for x
x = 24,611,585,610,849.12/7,296,910.75 - Step 6: Final answer
x = 3,372,877.43
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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.