Finding the Fourth Proportional to 8,263,228.50, 12,395,557.17 and 2,279,596.50
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Solution
The fourth proportional to 8,263,228.50, 12,395,557.17 and 2,279,596.50 is: 3,419,591.84
Step by Step Solution
- Step 1: Write the proportion equation
8,263,228.50 : 12,395,557.17 = 2,279,596.50 : x - Step 2: Convert to fraction form
8,263,228.50/12,395,557.17 = 2,279,596.50/x - Step 3: Cross multiply
8,263,228.50x = 12,395,557.17 × 2,279,596.50 - Step 4: Simplify right side
8,263,228.50x = 28,256,868,740,281.91 - Step 5: Solve for x
x = 28,256,868,740,281.91/8,263,228.50 - Step 6: Final answer
x = 3,419,591.84
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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.