Finding the Fourth Proportional to 5,603,425.92, 8,392,105.85 and 5,409,248.54
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Solution
The fourth proportional to 5,603,425.92, 8,392,105.85 and 5,409,248.54 is: 8,101,291.41
Step by Step Solution
- Step 1: Write the proportion equation
5,603,425.92 : 8,392,105.85 = 5,409,248.54 : x - Step 2: Convert to fraction form
5,603,425.92/8,392,105.85 = 5,409,248.54/x - Step 3: Cross multiply
5,603,425.92x = 8,392,105.85 × 5,409,248.54 - Step 4: Simplify right side
5,603,425.92x = 45,394,986,247,631.20 - Step 5: Solve for x
x = 45,394,986,247,631.20/5,603,425.92 - Step 6: Final answer
x = 8,101,291.41
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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.