Finding the Fourth Proportional to 7,523,276.58, 10,385,299.62 and 5,079,197.97
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Solution
The fourth proportional to 7,523,276.58, 10,385,299.62 and 5,079,197.97 is: 7,011,438.72
Step by Step Solution
- Step 1: Write the proportion equation
7,523,276.58 : 10,385,299.62 = 5,079,197.97 : x - Step 2: Convert to fraction form
7,523,276.58/10,385,299.62 = 5,079,197.97/x - Step 3: Cross multiply
7,523,276.58x = 10,385,299.62 × 5,079,197.97 - Step 4: Simplify right side
7,523,276.58x = 52,748,992,747,745.77 - Step 5: Solve for x
x = 52,748,992,747,745.77/7,523,276.58 - Step 6: Final answer
x = 7,011,438.72
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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.