Finding the Fourth Proportional to 7,282,418.14, 10,922,402.76 and 2,670,450.94
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Solution
The fourth proportional to 7,282,418.14, 10,922,402.76 and 2,670,450.94 is: 4,005,227.41
Step by Step Solution
- Step 1: Write the proportion equation
7,282,418.14 : 10,922,402.76 = 2,670,450.94 : x - Step 2: Convert to fraction form
7,282,418.14/10,922,402.76 = 2,670,450.94/x - Step 3: Cross multiply
7,282,418.14x = 10,922,402.76 × 2,670,450.94 - Step 4: Simplify right side
7,282,418.14x = 29,167,740,717,500.59 - Step 5: Solve for x
x = 29,167,740,717,500.59/7,282,418.14 - Step 6: Final answer
x = 4,005,227.41
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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.