Finding the Fourth Proportional to 8,794,816.21, 13,193,968.04 and 2,729,289.06
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Solution
The fourth proportional to 8,794,816.21, 13,193,968.04 and 2,729,289.06 is: 4,094,474.72
Step by Step Solution
- Step 1: Write the proportion equation
8,794,816.21 : 13,193,968.04 = 2,729,289.06 : x - Step 2: Convert to fraction form
8,794,816.21/13,193,968.04 = 2,729,289.06/x - Step 3: Cross multiply
8,794,816.21x = 13,193,968.04 × 2,729,289.06 - Step 4: Simplify right side
8,794,816.21x = 36,010,152,641,502.28 - Step 5: Solve for x
x = 36,010,152,641,502.28/8,794,816.21 - Step 6: Final answer
x = 4,094,474.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.