Finding the Fourth Proportional to 8,119,806.96, 12,177,991.60 and 4,838,614
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Solution
The fourth proportional to 8,119,806.96, 12,177,991.60 and 4,838,614 is: 7,256,896.74
Step by Step Solution
- Step 1: Write the proportion equation
8,119,806.96 : 12,177,991.60 = 4,838,614 : x - Step 2: Convert to fraction form
8,119,806.96/12,177,991.60 = 4,838,614/x - Step 3: Cross multiply
8,119,806.96x = 12,177,991.60 × 4,838,614 - Step 4: Simplify right side
8,119,806.96x = 58,924,600,647,642.40 - Step 5: Solve for x
x = 58,924,600,647,642.40/8,119,806.96 - Step 6: Final answer
x = 7,256,896.74
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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.