Finding the Fourth Proportional to 7,840,108.80, 11,761,650.36 and 2,722,339.26
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Solution
The fourth proportional to 7,840,108.80, 11,761,650.36 and 2,722,339.26 is: 4,084,025.28
Step by Step Solution
- Step 1: Write the proportion equation
7,840,108.80 : 11,761,650.36 = 2,722,339.26 : x - Step 2: Convert to fraction form
7,840,108.80/11,761,650.36 = 2,722,339.26/x - Step 3: Cross multiply
7,840,108.80x = 11,761,650.36 × 2,722,339.26 - Step 4: Simplify right side
7,840,108.80x = 32,019,202,537,421.13 - Step 5: Solve for x
x = 32,019,202,537,421.13/7,840,108.80 - Step 6: Final answer
x = 4,084,025.28
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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.