Finding the Fourth Proportional to 7,936,270.62, 11,905,021.34 and 2,470,678.98
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Solution
The fourth proportional to 7,936,270.62, 11,905,021.34 and 2,470,678.98 is: 3,706,210.06
Step by Step Solution
- Step 1: Write the proportion equation
7,936,270.62 : 11,905,021.34 = 2,470,678.98 : x - Step 2: Convert to fraction form
7,936,270.62/11,905,021.34 = 2,470,678.98/x - Step 3: Cross multiply
7,936,270.62x = 11,905,021.34 × 2,470,678.98 - Step 4: Simplify right side
7,936,270.62x = 29,413,485,981,189.43 - Step 5: Solve for x
x = 29,413,485,981,189.43/7,936,270.62 - Step 6: Final answer
x = 3,706,210.06
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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.