Finding the Fourth Proportional to 8,178,341.12, 11,288,034 and 5,083,202
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Solution
The fourth proportional to 8,178,341.12, 11,288,034 and 5,083,202 is: 7,016,014.15
Step by Step Solution
- Step 1: Write the proportion equation
8,178,341.12 : 11,288,034 = 5,083,202 : x - Step 2: Convert to fraction form
8,178,341.12/11,288,034 = 5,083,202/x - Step 3: Cross multiply
8,178,341.12x = 11,288,034 × 5,083,202 - Step 4: Simplify right side
8,178,341.12x = 57,379,357,004,868 - Step 5: Solve for x
x = 57,379,357,004,868/8,178,341.12 - Step 6: Final answer
x = 7,016,014.15
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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.