Finding the Fourth Proportional to 6,433,433.26, 9,650,460.24 and 2,115,387.88
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Solution
The fourth proportional to 6,433,433.26, 9,650,460.24 and 2,115,387.88 is: 3,173,183.87
Step by Step Solution
- Step 1: Write the proportion equation
6,433,433.26 : 9,650,460.24 = 2,115,387.88 : x - Step 2: Convert to fraction form
6,433,433.26/9,650,460.24 = 2,115,387.88/x - Step 3: Cross multiply
6,433,433.26x = 9,650,460.24 × 2,115,387.88 - Step 4: Simplify right side
6,433,433.26x = 20,414,466,628,117.89 - Step 5: Solve for x
x = 20,414,466,628,117.89/6,433,433.26 - Step 6: Final answer
x = 3,173,183.87
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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.