Finding the Fourth Proportional to 5,474,784.71, 7,555,096.10 and 3,027,483.11
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Solution
The fourth proportional to 5,474,784.71, 7,555,096.10 and 3,027,483.11 is: 4,177,867.63
Step by Step Solution
- Step 1: Write the proportion equation
5,474,784.71 : 7,555,096.10 = 3,027,483.11 : x - Step 2: Convert to fraction form
5,474,784.71/7,555,096.10 = 3,027,483.11/x - Step 3: Cross multiply
5,474,784.71x = 7,555,096.10 × 3,027,483.11 - Step 4: Simplify right side
5,474,784.71x = 22,872,925,784,263.97 - Step 5: Solve for x
x = 22,872,925,784,263.97/5,474,784.71 - Step 6: Final answer
x = 4,177,867.63
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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.