Finding the Fourth Proportional to 8,682,327.04, 13,021,717.20 and 3,289,118.08
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Solution
The fourth proportional to 8,682,327.04, 13,021,717.20 and 3,289,118.08 is: 4,933,005.32
Step by Step Solution
- Step 1: Write the proportion equation
8,682,327.04 : 13,021,717.20 = 3,289,118.08 : x - Step 2: Convert to fraction form
8,682,327.04/13,021,717.20 = 3,289,118.08/x - Step 3: Cross multiply
8,682,327.04x = 13,021,717.20 × 3,289,118.08 - Step 4: Simplify right side
8,682,327.04x = 42,829,965,475,166.98 - Step 5: Solve for x
x = 42,829,965,475,166.98/8,682,327.04 - Step 6: Final answer
x = 4,933,005.32
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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.