Finding the Fourth Proportional to 6,622,439.04, 9,139,723.74 and 3,682,549.68
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Solution
The fourth proportional to 6,622,439.04, 9,139,723.74 and 3,682,549.68 is: 5,082,339.99
Step by Step Solution
- Step 1: Write the proportion equation
6,622,439.04 : 9,139,723.74 = 3,682,549.68 : x - Step 2: Convert to fraction form
6,622,439.04/9,139,723.74 = 3,682,549.68/x - Step 3: Cross multiply
6,622,439.04x = 9,139,723.74 × 3,682,549.68 - Step 4: Simplify right side
6,622,439.04x = 33,657,486,734,025.41 - Step 5: Solve for x
x = 33,657,486,734,025.41/6,622,439.04 - Step 6: Final answer
x = 5,082,339.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.