Finding the Fourth Proportional to 24,201,621.80, 36,302,432.70 and 21,556,226.60
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Solution
The fourth proportional to 24,201,621.80, 36,302,432.70 and 21,556,226.60 is: 32,334,339.90
Step by Step Solution
- Step 1: Write the proportion equation
24,201,621.80 : 36,302,432.70 = 21,556,226.60 : x - Step 2: Convert to fraction form
24,201,621.80/36,302,432.70 = 21,556,226.60/x - Step 3: Cross multiply
24,201,621.80x = 36,302,432.70 × 21,556,226.60 - Step 4: Simplify right side
24,201,621.80x = 782,543,465,412,450 - Step 5: Solve for x
x = 782,543,465,412,450/24,201,621.80 - Step 6: Final answer
x = 32,334,339.90
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1.5x scale
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.