Finding the Fourth Proportional to 7,228,882.14, 10,843,400.97 and 2,180,236.38
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Solution
The fourth proportional to 7,228,882.14, 10,843,400.97 and 2,180,236.38 is: 3,270,378.02
Step by Step Solution
- Step 1: Write the proportion equation
7,228,882.14 : 10,843,400.97 = 2,180,236.38 : x - Step 2: Convert to fraction form
7,228,882.14/10,843,400.97 = 2,180,236.38/x - Step 3: Cross multiply
7,228,882.14x = 10,843,400.97 × 2,180,236.38 - Step 4: Simplify right side
7,228,882.14x = 23,641,177,277,721.29 - Step 5: Solve for x
x = 23,641,177,277,721.29/7,228,882.14 - Step 6: Final answer
x = 3,270,378.02
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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.