Finding the Fourth Proportional to 5,265,676.65, 7,898,514.98 and 2,070,907.05
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Solution
The fourth proportional to 5,265,676.65, 7,898,514.98 and 2,070,907.05 is: 3,106,360.58
Step by Step Solution
- Step 1: Write the proportion equation
5,265,676.65 : 7,898,514.98 = 2,070,907.05 : x - Step 2: Convert to fraction form
5,265,676.65/7,898,514.98 = 2,070,907.05/x - Step 3: Cross multiply
5,265,676.65x = 7,898,514.98 × 2,070,907.05 - Step 4: Simplify right side
5,265,676.65x = 16,357,090,346,258.07 - Step 5: Solve for x
x = 16,357,090,346,258.07/5,265,676.65 - Step 6: Final answer
x = 3,106,360.58
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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.