Finding the Fourth Proportional to 7,250,017.44, 10,874,214.17 and 1,858,794.54
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Solution
The fourth proportional to 7,250,017.44, 10,874,214.17 and 1,858,794.54 is: 2,787,983.63
Step by Step Solution
- Step 1: Write the proportion equation
7,250,017.44 : 10,874,214.17 = 1,858,794.54 : x - Step 2: Convert to fraction form
7,250,017.44/10,874,214.17 = 1,858,794.54/x - Step 3: Cross multiply
7,250,017.44x = 10,874,214.17 × 1,858,794.54 - Step 4: Simplify right side
7,250,017.44x = 20,212,929,925,986.63 - Step 5: Solve for x
x = 20,212,929,925,986.63/7,250,017.44 - Step 6: Final answer
x = 2,787,983.63
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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.