Finding the Fourth Proportional to 9,600,391.49, 14,408,153.35 and 4,212,760.73
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Solution
The fourth proportional to 9,600,391.49, 14,408,153.35 and 4,212,760.73 is: 6,322,461.19
Step by Step Solution
- Step 1: Write the proportion equation
9,600,391.49 : 14,408,153.35 = 4,212,760.73 : x - Step 2: Convert to fraction form
9,600,391.49/14,408,153.35 = 4,212,760.73/x - Step 3: Cross multiply
9,600,391.49x = 14,408,153.35 × 4,212,760.73 - Step 4: Simplify right side
9,600,391.49x = 60,698,102,542,125.27 - Step 5: Solve for x
x = 60,698,102,542,125.27/9,600,391.49 - Step 6: Final answer
x = 6,322,461.19
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1.5x scale
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.