Finding the Fourth Proportional to 7,204,902.78, 10,807,340.84 and 2,347,203.48
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Solution
The fourth proportional to 7,204,902.78, 10,807,340.84 and 2,347,203.48 is: 3,520,800.88
Step by Step Solution
- Step 1: Write the proportion equation
7,204,902.78 : 10,807,340.84 = 2,347,203.48 : x - Step 2: Convert to fraction form
7,204,902.78/10,807,340.84 = 2,347,203.48/x - Step 3: Cross multiply
7,204,902.78x = 10,807,340.84 × 2,347,203.48 - Step 4: Simplify right side
7,204,902.78x = 25,367,028,029,194.12 - Step 5: Solve for x
x = 25,367,028,029,194.12/7,204,902.78 - Step 6: Final answer
x = 3,520,800.88
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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.