Finding the Fourth Proportional to 5,993,987.51, 8,266,183.12 and 3,928,250.48
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Solution
The fourth proportional to 5,993,987.51, 8,266,183.12 and 3,928,250.48 is: 5,417,368.28
Step by Step Solution
- Step 1: Write the proportion equation
5,993,987.51 : 8,266,183.12 = 3,928,250.48 : x - Step 2: Convert to fraction form
5,993,987.51/8,266,183.12 = 3,928,250.48/x - Step 3: Cross multiply
5,993,987.51x = 8,266,183.12 × 3,928,250.48 - Step 4: Simplify right side
5,993,987.51x = 32,471,637,789,266.64 - Step 5: Solve for x
x = 32,471,637,789,266.64/5,993,987.51 - Step 6: Final answer
x = 5,417,368.28
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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.