Finding the Fourth Proportional to 39,523,835.08, 54,542,884.41 and 22,120,178.41
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Solution
The fourth proportional to 39,523,835.08, 54,542,884.41 and 22,120,178.41 is: 30,525,841.73
Step by Step Solution
- Step 1: Write the proportion equation
39,523,835.08 : 54,542,884.41 = 22,120,178.41 : x - Step 2: Convert to fraction form
39,523,835.08/54,542,884.41 = 22,120,178.41/x - Step 3: Cross multiply
39,523,835.08x = 54,542,884.41 × 22,120,178.41 - Step 4: Simplify right side
39,523,835.08x = 1,206,498,334,145,207.50 - Step 5: Solve for x
x = 1,206,498,334,145,207.50/39,523,835.08 - Step 6: Final answer
x = 30,525,841.73
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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.