Finding the Fourth Proportional to 41,515,555.20, 62,279,275.74 and 12,764,104.68
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Solution
The fourth proportional to 41,515,555.20, 62,279,275.74 and 12,764,104.68 is: 19,147,984.20
Step by Step Solution
- Step 1: Write the proportion equation
41,515,555.20 : 62,279,275.74 = 12,764,104.68 : x - Step 2: Convert to fraction form
41,515,555.20/62,279,275.74 = 12,764,104.68/x - Step 3: Cross multiply
41,515,555.20x = 62,279,275.74 × 12,764,104.68 - Step 4: Simplify right side
41,515,555.20x = 794,939,194,939,944.50 - Step 5: Solve for x
x = 794,939,194,939,944.50/41,515,555.20 - Step 6: Final answer
x = 19,147,984.20
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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.