Finding the Fourth Proportional to 8,331,743.80, 12,497,615.70 and 2,652,542.20
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Solution
The fourth proportional to 8,331,743.80, 12,497,615.70 and 2,652,542.20 is: 3,978,813.30
Step by Step Solution
- Step 1: Write the proportion equation
8,331,743.80 : 12,497,615.70 = 2,652,542.20 : x - Step 2: Convert to fraction form
8,331,743.80/12,497,615.70 = 2,652,542.20/x - Step 3: Cross multiply
8,331,743.80x = 12,497,615.70 × 2,652,542.20 - Step 4: Simplify right side
8,331,743.80x = 33,150,453,043,632.54 - Step 5: Solve for x
x = 33,150,453,043,632.54/8,331,743.80 - Step 6: Final answer
x = 3,978,813.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.