Finding the Fourth Proportional to 6,590,183.20, 9,886,765.41 and 3,557,483.98
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Solution
The fourth proportional to 6,590,183.20, 9,886,765.41 and 3,557,483.98 is: 5,337,030.62
Step by Step Solution
- Step 1: Write the proportion equation
6,590,183.20 : 9,886,765.41 = 3,557,483.98 : x - Step 2: Convert to fraction form
6,590,183.20/9,886,765.41 = 3,557,483.98/x - Step 3: Cross multiply
6,590,183.20x = 9,886,765.41 × 3,557,483.98 - Step 4: Simplify right side
6,590,183.20x = 35,172,009,560,093.13 - Step 5: Solve for x
x = 35,172,009,560,093.13/6,590,183.20 - Step 6: Final answer
x = 5,337,030.62
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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.