Finding the Fourth Proportional to 10,034,243.68, 13,847,245.52 and 5,450,568.48
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Solution
The fourth proportional to 10,034,243.68, 13,847,245.52 and 5,450,568.48 is: 7,521,778.66
Step by Step Solution
- Step 1: Write the proportion equation
10,034,243.68 : 13,847,245.52 = 5,450,568.48 : x - Step 2: Convert to fraction form
10,034,243.68/13,847,245.52 = 5,450,568.48/x - Step 3: Cross multiply
10,034,243.68x = 13,847,245.52 × 5,450,568.48 - Step 4: Simplify right side
10,034,243.68x = 75,475,359,966,133.22 - Step 5: Solve for x
x = 75,475,359,966,133.22/10,034,243.68 - Step 6: Final answer
x = 7,521,778.66
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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.