Finding the Fourth Proportional to 14,936,481.60, 22,353,112.80 and 8,957,140.80
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Solution
The fourth proportional to 14,936,481.60, 22,353,112.80 and 8,957,140.80 is: 13,404,761.85
Step by Step Solution
- Step 1: Write the proportion equation
14,936,481.60 : 22,353,112.80 = 8,957,140.80 : x - Step 2: Convert to fraction form
14,936,481.60/22,353,112.80 = 8,957,140.80/x - Step 3: Cross multiply
14,936,481.60x = 22,353,112.80 × 8,957,140.80 - Step 4: Simplify right side
14,936,481.60x = 200,219,978,667,882.25 - Step 5: Solve for x
x = 200,219,978,667,882.25/14,936,481.60 - Step 6: Final answer
x = 13,404,761.85
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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.