Finding the Fourth Proportional to 5,395,966.48, 8,094,828.12 and 2,520,209.04
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Solution
The fourth proportional to 5,395,966.48, 8,094,828.12 and 2,520,209.04 is: 3,780,723.82
Step by Step Solution
- Step 1: Write the proportion equation
5,395,966.48 : 8,094,828.12 = 2,520,209.04 : x - Step 2: Convert to fraction form
5,395,966.48/8,094,828.12 = 2,520,209.04/x - Step 3: Cross multiply
5,395,966.48x = 8,094,828.12 × 2,520,209.04 - Step 4: Simplify right side
5,395,966.48x = 20,400,659,005,270.21 - Step 5: Solve for x
x = 20,400,659,005,270.21/5,395,966.48 - Step 6: Final answer
x = 3,780,723.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.