Finding the Fourth Proportional to 8,685,163.98, 13,027,856.84 and 2,295,361.13
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Solution
The fourth proportional to 8,685,163.98, 13,027,856.84 and 2,295,361.13 is: 3,443,070.99
Step by Step Solution
- Step 1: Write the proportion equation
8,685,163.98 : 13,027,856.84 = 2,295,361.13 : x - Step 2: Convert to fraction form
8,685,163.98/13,027,856.84 = 2,295,361.13/x - Step 3: Cross multiply
8,685,163.98x = 13,027,856.84 × 2,295,361.13 - Step 4: Simplify right side
8,685,163.98x = 29,903,636,138,339.75 - Step 5: Solve for x
x = 29,903,636,138,339.75/8,685,163.98 - Step 6: Final answer
x = 3,443,070.99
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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.