Finding the Fourth Proportional to 7,486,834.20, 11,230,251.30 and 4,085,611.80
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Solution
The fourth proportional to 7,486,834.20, 11,230,251.30 and 4,085,611.80 is: 6,128,417.70
Step by Step Solution
- Step 1: Write the proportion equation
7,486,834.20 : 11,230,251.30 = 4,085,611.80 : x - Step 2: Convert to fraction form
7,486,834.20/11,230,251.30 = 4,085,611.80/x - Step 3: Cross multiply
7,486,834.20x = 11,230,251.30 × 4,085,611.80 - Step 4: Simplify right side
7,486,834.20x = 45,882,447,228,245.34 - Step 5: Solve for x
x = 45,882,447,228,245.34/7,486,834.20 - Step 6: Final answer
x = 6,128,417.70
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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.