Finding the Fourth Proportional to 5,517,134.13, 7,613,572.01 and 3,102,686.13
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Solution
The fourth proportional to 5,517,134.13, 7,613,572.01 and 3,102,686.13 is: 4,281,665.75
Step by Step Solution
- Step 1: Write the proportion equation
5,517,134.13 : 7,613,572.01 = 3,102,686.13 : x - Step 2: Convert to fraction form
5,517,134.13/7,613,572.01 = 3,102,686.13/x - Step 3: Cross multiply
5,517,134.13x = 7,613,572.01 × 3,102,686.13 - Step 4: Simplify right side
5,517,134.13x = 23,622,524,259,669.79 - Step 5: Solve for x
x = 23,622,524,259,669.79/5,517,134.13 - Step 6: Final answer
x = 4,281,665.75
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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.