Finding the Fourth Proportional to 5,540,249.44, 7,645,551.60 and 3,126,026.08
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Solution
The fourth proportional to 5,540,249.44, 7,645,551.60 and 3,126,026.08 is: 4,313,920.15
Step by Step Solution
- Step 1: Write the proportion equation
5,540,249.44 : 7,645,551.60 = 3,126,026.08 : x - Step 2: Convert to fraction form
5,540,249.44/7,645,551.60 = 3,126,026.08/x - Step 3: Cross multiply
5,540,249.44x = 7,645,551.60 × 3,126,026.08 - Step 4: Simplify right side
5,540,249.44x = 23,900,193,697,585.73 - Step 5: Solve for x
x = 23,900,193,697,585.73/5,540,249.44 - Step 6: Final answer
x = 4,313,920.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.