Finding the Fourth Proportional to 7,936,596.42, 10,954,833.93 and 5,183,704.68
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Solution
The fourth proportional to 7,936,596.42, 10,954,833.93 and 5,183,704.68 is: 7,155,034.84
Step by Step Solution
- Step 1: Write the proportion equation
7,936,596.42 : 10,954,833.93 = 5,183,704.68 : x - Step 2: Convert to fraction form
7,936,596.42/10,954,833.93 = 5,183,704.68/x - Step 3: Cross multiply
7,936,596.42x = 10,954,833.93 × 5,183,704.68 - Step 4: Simplify right side
7,936,596.42x = 56,786,623,911,563.79 - Step 5: Solve for x
x = 56,786,623,911,563.79/7,936,596.42 - Step 6: Final answer
x = 7,155,034.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.