Finding the Fourth Proportional to 6,907,494.08, 10,361,265.42 and 2,115,162.29
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Solution
The fourth proportional to 6,907,494.08, 10,361,265.42 and 2,115,162.29 is: 3,172,750.88
Step by Step Solution
- Step 1: Write the proportion equation
6,907,494.08 : 10,361,265.42 = 2,115,162.29 : x - Step 2: Convert to fraction form
6,907,494.08/10,361,265.42 = 2,115,162.29/x - Step 3: Cross multiply
6,907,494.08x = 10,361,265.42 × 2,115,162.29 - Step 4: Simplify right side
6,907,494.08x = 21,915,757,893,065.01 - Step 5: Solve for x
x = 21,915,757,893,065.01/6,907,494.08 - Step 6: Final answer
x = 3,172,750.88
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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.