Finding the Fourth Proportional to 9,067,954.54, 12,513,652.68 and 5,147,676.44
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Solution
The fourth proportional to 9,067,954.54, 12,513,652.68 and 5,147,676.44 is: 7,103,722.76
Step by Step Solution
- Step 1: Write the proportion equation
9,067,954.54 : 12,513,652.68 = 5,147,676.44 : x - Step 2: Convert to fraction form
9,067,954.54/12,513,652.68 = 5,147,676.44/x - Step 3: Cross multiply
9,067,954.54x = 12,513,652.68 × 5,147,676.44 - Step 4: Simplify right side
9,067,954.54x = 64,416,235,067,654.20 - Step 5: Solve for x
x = 64,416,235,067,654.20/9,067,954.54 - Step 6: Final answer
x = 7,103,722.76
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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.