Finding the Fourth Proportional to 10,769,212.10, 14,861,607.64 and 5,874,455.95
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Solution
The fourth proportional to 10,769,212.10, 14,861,607.64 and 5,874,455.95 is: 8,106,800.99
Step by Step Solution
- Step 1: Write the proportion equation
10,769,212.10 : 14,861,607.64 = 5,874,455.95 : x - Step 2: Convert to fraction form
10,769,212.10/14,861,607.64 = 5,874,455.95/x - Step 3: Cross multiply
10,769,212.10x = 14,861,607.64 × 5,874,455.95 - Step 4: Simplify right side
10,769,212.10x = 87,303,859,375,523.30 - Step 5: Solve for x
x = 87,303,859,375,523.30/10,769,212.10 - Step 6: Final answer
x = 8,106,800.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.