Finding the Fourth Proportional to 11,794,576.40, 16,277,039.16 and 6,638,271.92
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Solution
The fourth proportional to 11,794,576.40, 16,277,039.16 and 6,638,271.92 is: 9,161,110.02
Step by Step Solution
- Step 1: Write the proportion equation
11,794,576.40 : 16,277,039.16 = 6,638,271.92 : x - Step 2: Convert to fraction form
11,794,576.40/16,277,039.16 = 6,638,271.92/x - Step 3: Cross multiply
11,794,576.40x = 16,277,039.16 × 6,638,271.92 - Step 4: Simplify right side
11,794,576.40x = 108,051,411,996,568.39 - Step 5: Solve for x
x = 108,051,411,996,568.39/11,794,576.40 - Step 6: Final answer
x = 9,161,110.02
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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.