Finding the Fourth Proportional to 9,631,704.48, 14,447,819.69 and 2,808,112.76
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Solution
The fourth proportional to 9,631,704.48, 14,447,819.69 and 2,808,112.76 is: 4,212,245.80
Step by Step Solution
- Step 1: Write the proportion equation
9,631,704.48 : 14,447,819.69 = 2,808,112.76 : x - Step 2: Convert to fraction form
9,631,704.48/14,447,819.69 = 2,808,112.76/x - Step 3: Cross multiply
9,631,704.48x = 14,447,819.69 × 2,808,112.76 - Step 4: Simplify right side
9,631,704.48x = 40,571,106,739,388.58 - Step 5: Solve for x
x = 40,571,106,739,388.58/9,631,704.48 - Step 6: Final answer
x = 4,212,245.80
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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.