Finding the Fourth Proportional to 10,992,379.13, 15,171,302.42 and 6,099,177.63
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Solution
The fourth proportional to 10,992,379.13, 15,171,302.42 and 6,099,177.63 is: 8,417,874.53
Step by Step Solution
- Step 1: Write the proportion equation
10,992,379.13 : 15,171,302.42 = 6,099,177.63 : x - Step 2: Convert to fraction form
10,992,379.13/15,171,302.42 = 6,099,177.63/x - Step 3: Cross multiply
10,992,379.13x = 15,171,302.42 × 6,099,177.63 - Step 4: Simplify right side
10,992,379.13x = 92,532,468,307,532.97 - Step 5: Solve for x
x = 92,532,468,307,532.97/10,992,379.13 - Step 6: Final answer
x = 8,417,874.53
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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.