Finding the Fourth Proportional to 6,296,021.20, 9,462,694.20 and 5,474,875.60
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Solution
The fourth proportional to 6,296,021.20, 9,462,694.20 and 5,474,875.60 is: 8,228,541.79
Step by Step Solution
- Step 1: Write the proportion equation
6,296,021.20 : 9,462,694.20 = 5,474,875.60 : x - Step 2: Convert to fraction form
6,296,021.20/9,462,694.20 = 5,474,875.60/x - Step 3: Cross multiply
6,296,021.20x = 9,462,694.20 × 5,474,875.60 - Step 4: Simplify right side
6,296,021.20x = 51,807,073,585,841.52 - Step 5: Solve for x
x = 51,807,073,585,841.52/6,296,021.20 - Step 6: Final answer
x = 8,228,541.79
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1.5x scale
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.