Finding the Fourth Proportional to 6,396,749.44, 9,591,864 and 2,135,386.24
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Solution
The fourth proportional to 6,396,749.44, 9,591,864 and 2,135,386.24 is: 3,201,991.04
Step by Step Solution
- Step 1: Write the proportion equation
6,396,749.44 : 9,591,864 = 2,135,386.24 : x - Step 2: Convert to fraction form
6,396,749.44/9,591,864 = 2,135,386.24/x - Step 3: Cross multiply
6,396,749.44x = 9,591,864 × 2,135,386.24 - Step 4: Simplify right side
6,396,749.44x = 20,482,334,401,551.36 - Step 5: Solve for x
x = 20,482,334,401,551.36/6,396,749.44 - Step 6: Final answer
x = 3,201,991.04
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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.