Finding the Fourth Proportional to 12,232,796.99, 18,337,735.44 and 4,140,106.92
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Solution
The fourth proportional to 12,232,796.99, 18,337,735.44 and 4,140,106.92 is: 6,206,281.81
Step by Step Solution
- Step 1: Write the proportion equation
12,232,796.99 : 18,337,735.44 = 4,140,106.92 : x - Step 2: Convert to fraction form
12,232,796.99/18,337,735.44 = 4,140,106.92/x - Step 3: Cross multiply
12,232,796.99x = 18,337,735.44 × 4,140,106.92 - Step 4: Simplify right side
12,232,796.99x = 75,920,185,392,273.25 - Step 5: Solve for x
x = 75,920,185,392,273.25/12,232,796.99 - Step 6: Final answer
x = 6,206,281.81
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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.