Finding the Fourth Proportional to 12,052,201.70, 18,078,449.70 and 3,532,710.44
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Solution
The fourth proportional to 12,052,201.70, 18,078,449.70 and 3,532,710.44 is: 5,299,108.79
Step by Step Solution
- Step 1: Write the proportion equation
12,052,201.70 : 18,078,449.70 = 3,532,710.44 : x - Step 2: Convert to fraction form
12,052,201.70/18,078,449.70 = 3,532,710.44/x - Step 3: Cross multiply
12,052,201.70x = 18,078,449.70 × 3,532,710.44 - Step 4: Simplify right side
12,052,201.70x = 63,865,927,994,204.87 - Step 5: Solve for x
x = 63,865,927,994,204.87/12,052,201.70 - Step 6: Final answer
x = 5,299,108.79
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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.