Finding the Fourth Proportional to 10,794,202.80, 16,180,936.20 and 6,240,577.20
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Solution
The fourth proportional to 10,794,202.80, 16,180,936.20 and 6,240,577.20 is: 9,354,871.63
Step by Step Solution
- Step 1: Write the proportion equation
10,794,202.80 : 16,180,936.20 = 6,240,577.20 : x - Step 2: Convert to fraction form
10,794,202.80/16,180,936.20 = 6,240,577.20/x - Step 3: Cross multiply
10,794,202.80x = 16,180,936.20 × 6,240,577.20 - Step 4: Simplify right side
10,794,202.80x = 100,978,381,524,374.64 - Step 5: Solve for x
x = 100,978,381,524,374.64/10,794,202.80 - Step 6: Final answer
x = 9,354,871.63
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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.