Finding the Fourth Proportional to 14,563,568.85, 21,848,909.97 and 4,848,163.06
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Solution
The fourth proportional to 14,563,568.85, 21,848,909.97 and 4,848,163.06 is: 7,273,428.60
Step by Step Solution
- Step 1: Write the proportion equation
14,563,568.85 : 21,848,909.97 = 4,848,163.06 : x - Step 2: Convert to fraction form
14,563,568.85/21,848,909.97 = 4,848,163.06/x - Step 3: Cross multiply
14,563,568.85x = 21,848,909.97 × 4,848,163.06 - Step 4: Simplify right side
14,563,568.85x = 105,927,078,217,819.69 - Step 5: Solve for x
x = 105,927,078,217,819.69/14,563,568.85 - Step 6: Final answer
x = 7,273,428.60
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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.