Finding the Fourth Proportional to 7,183,069.13, 9,912,845.94 and 3,920,093.65
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Solution
The fourth proportional to 7,183,069.13, 9,912,845.94 and 3,920,093.65 is: 5,409,844.14
Step by Step Solution
- Step 1: Write the proportion equation
7,183,069.13 : 9,912,845.94 = 3,920,093.65 : x - Step 2: Convert to fraction form
7,183,069.13/9,912,845.94 = 3,920,093.65/x - Step 3: Cross multiply
7,183,069.13x = 9,912,845.94 × 3,920,093.65 - Step 4: Simplify right side
7,183,069.13x = 38,859,284,422,822.28 - Step 5: Solve for x
x = 38,859,284,422,822.28/7,183,069.13 - Step 6: Final answer
x = 5,409,844.14
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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.