Finding the Fourth Proportional to 7,252,451.38, 10,874,933.44 and 2,134,216.70
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Solution
The fourth proportional to 7,252,451.38, 10,874,933.44 and 2,134,216.70 is: 3,200,223.39
Step by Step Solution
- Step 1: Write the proportion equation
7,252,451.38 : 10,874,933.44 = 2,134,216.70 : x - Step 2: Convert to fraction form
7,252,451.38/10,874,933.44 = 2,134,216.70/x - Step 3: Cross multiply
7,252,451.38x = 10,874,933.44 × 2,134,216.70 - Step 4: Simplify right side
7,252,451.38x = 23,209,464,548,110.55 - Step 5: Solve for x
x = 23,209,464,548,110.55/7,252,451.38 - Step 6: Final answer
x = 3,200,223.39
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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.