Finding the Fourth Proportional to 43,523,271.20, 65,228,919.60 and 26,465,837.60
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Solution
The fourth proportional to 43,523,271.20, 65,228,919.60 and 26,465,837.60 is: 39,664,711.44
Step by Step Solution
- Step 1: Write the proportion equation
43,523,271.20 : 65,228,919.60 = 26,465,837.60 : x - Step 2: Convert to fraction form
43,523,271.20/65,228,919.60 = 26,465,837.60/x - Step 3: Cross multiply
43,523,271.20x = 65,228,919.60 × 26,465,837.60 - Step 4: Simplify right side
43,523,271.20x = 1,726,337,992,957,057 - Step 5: Solve for x
x = 1,726,337,992,957,057/43,523,271.20 - Step 6: Final answer
x = 39,664,711.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.