Finding the Fourth Proportional to 5,687,276.13, 7,846,524.81 and 3,238,154.62
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Solution
The fourth proportional to 5,687,276.13, 7,846,524.81 and 3,238,154.62 is: 4,467,562.32
Step by Step Solution
- Step 1: Write the proportion equation
5,687,276.13 : 7,846,524.81 = 3,238,154.62 : x - Step 2: Convert to fraction form
5,687,276.13/7,846,524.81 = 3,238,154.62/x - Step 3: Cross multiply
5,687,276.13x = 7,846,524.81 × 3,238,154.62 - Step 4: Simplify right side
5,687,276.13x = 25,408,260,544,829.81 - Step 5: Solve for x
x = 25,408,260,544,829.81/5,687,276.13 - Step 6: Final answer
x = 4,467,562.32
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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.