Finding the Fourth Proportional to 6,325,585.15, 8,729,311.58 and 3,424,977.94
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Solution
The fourth proportional to 6,325,585.15, 8,729,311.58 and 3,424,977.94 is: 4,726,471.76
Step by Step Solution
- Step 1: Write the proportion equation
6,325,585.15 : 8,729,311.58 = 3,424,977.94 : x - Step 2: Convert to fraction form
6,325,585.15/8,729,311.58 = 3,424,977.94/x - Step 3: Cross multiply
6,325,585.15x = 8,729,311.58 × 3,424,977.94 - Step 4: Simplify right side
6,325,585.15x = 29,897,699,575,761.65 - Step 5: Solve for x
x = 29,897,699,575,761.65/6,325,585.15 - Step 6: Final answer
x = 4,726,471.76
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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.