Finding the Fourth Proportional to 5,471,278.12, 7,551,301.37 and 3,180,767.41
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Solution
The fourth proportional to 5,471,278.12, 7,551,301.37 and 3,180,767.41 is: 4,390,004.09
Step by Step Solution
- Step 1: Write the proportion equation
5,471,278.12 : 7,551,301.37 = 3,180,767.41 : x - Step 2: Convert to fraction form
5,471,278.12/7,551,301.37 = 3,180,767.41/x - Step 3: Cross multiply
5,471,278.12x = 7,551,301.37 × 3,180,767.41 - Step 4: Simplify right side
5,471,278.12x = 24,018,933,300,784.35 - Step 5: Solve for x
x = 24,018,933,300,784.35/5,471,278.12 - Step 6: Final answer
x = 4,390,004.09
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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.