Finding the Fourth Proportional to 7,252,321.21, 10,874,738.19 and 2,134,085.95
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Solution
The fourth proportional to 7,252,321.21, 10,874,738.19 and 2,134,085.95 is: 3,200,027.31
Step by Step Solution
- Step 1: Write the proportion equation
7,252,321.21 : 10,874,738.19 = 2,134,085.95 : x - Step 2: Convert to fraction form
7,252,321.21/10,874,738.19 = 2,134,085.95/x - Step 3: Cross multiply
7,252,321.21x = 10,874,738.19 × 2,134,085.95 - Step 4: Simplify right side
7,252,321.21x = 23,207,625,954,020.58 - Step 5: Solve for x
x = 23,207,625,954,020.58/7,252,321.21 - Step 6: Final answer
x = 3,200,027.31
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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.