Finding the Fourth Proportional to 10,453,480.40, 15,682,203.48 and 3,629,787.68
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Solution
The fourth proportional to 10,453,480.40, 15,682,203.48 and 3,629,787.68 is: 5,445,370.04
Step by Step Solution
- Step 1: Write the proportion equation
10,453,480.40 : 15,682,203.48 = 3,629,787.68 : x - Step 2: Convert to fraction form
10,453,480.40/15,682,203.48 = 3,629,787.68/x - Step 3: Cross multiply
10,453,480.40x = 15,682,203.48 × 3,629,787.68 - Step 4: Simplify right side
10,453,480.40x = 56,923,068,986,957.13 - Step 5: Solve for x
x = 56,923,068,986,957.13/10,453,480.40 - Step 6: Final answer
x = 5,445,370.04
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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.