Finding the Fourth Proportional to 10,991,394.01, 15,169,939.77 and 6,098,190.49
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Solution
The fourth proportional to 10,991,394.01, 15,169,939.77 and 6,098,190.49 is: 8,416,510.44
Step by Step Solution
- Step 1: Write the proportion equation
10,991,394.01 : 15,169,939.77 = 6,098,190.49 : x - Step 2: Convert to fraction form
10,991,394.01/15,169,939.77 = 6,098,190.49/x - Step 3: Cross multiply
10,991,394.01x = 15,169,939.77 × 6,098,190.49 - Step 4: Simplify right side
10,991,394.01x = 92,509,182,439,286.78 - Step 5: Solve for x
x = 92,509,182,439,286.78/10,991,394.01 - Step 6: Final answer
x = 8,416,510.44
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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.