Finding the Fourth Proportional to 7,303,576.21, 10,079,232.27 and 4,040,334.88
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Solution
The fourth proportional to 7,303,576.21, 10,079,232.27 and 4,040,334.88 is: 5,575,826.49
Step by Step Solution
- Step 1: Write the proportion equation
7,303,576.21 : 10,079,232.27 = 4,040,334.88 : x - Step 2: Convert to fraction form
7,303,576.21/10,079,232.27 = 4,040,334.88/x - Step 3: Cross multiply
7,303,576.21x = 10,079,232.27 × 4,040,334.88 - Step 4: Simplify right side
7,303,576.21x = 40,723,473,663,753.23 - Step 5: Solve for x
x = 40,723,473,663,753.23/7,303,576.21 - Step 6: Final answer
x = 5,575,826.49
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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.