Finding the Fourth Proportional to 9,622,846.12, 13,279,538.84 and 5,212,580.68
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Solution
The fourth proportional to 9,622,846.12, 13,279,538.84 and 5,212,580.68 is: 7,193,367.40
Step by Step Solution
- Step 1: Write the proportion equation
9,622,846.12 : 13,279,538.84 = 5,212,580.68 : x - Step 2: Convert to fraction form
9,622,846.12/13,279,538.84 = 5,212,580.68/x - Step 3: Cross multiply
9,622,846.12x = 13,279,538.84 × 5,212,580.68 - Step 4: Simplify right side
9,622,846.12x = 69,220,667,596,693.61 - Step 5: Solve for x
x = 69,220,667,596,693.61/9,622,846.12 - Step 6: Final answer
x = 7,193,367.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.