Finding the Fourth Proportional to 14,682,930.68, 20,263,018.92 and 10,046,440.08
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Solution
The fourth proportional to 14,682,930.68, 20,263,018.92 and 10,046,440.08 is: 13,864,480.45
Step by Step Solution
- Step 1: Write the proportion equation
14,682,930.68 : 20,263,018.92 = 10,046,440.08 : x - Step 2: Convert to fraction form
14,682,930.68/20,263,018.92 = 10,046,440.08/x - Step 3: Cross multiply
14,682,930.68x = 20,263,018.92 × 10,046,440.08 - Step 4: Simplify right side
14,682,930.68x = 203,571,205,419,686.34 - Step 5: Solve for x
x = 203,571,205,419,686.34/14,682,930.68 - Step 6: Final answer
x = 13,864,480.45
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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.