Finding the Fourth Proportional to 15,591,010.50, 23,386,122.09 and 4,231,163.88
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Solution
The fourth proportional to 15,591,010.50, 23,386,122.09 and 4,231,163.88 is: 6,346,638.99
Step by Step Solution
- Step 1: Write the proportion equation
15,591,010.50 : 23,386,122.09 = 4,231,163.88 : x - Step 2: Convert to fraction form
15,591,010.50/23,386,122.09 = 4,231,163.88/x - Step 3: Cross multiply
15,591,010.50x = 23,386,122.09 × 4,231,163.88 - Step 4: Simplify right side
15,591,010.50x = 98,950,515,080,478.11 - Step 5: Solve for x
x = 98,950,515,080,478.11/15,591,010.50 - Step 6: Final answer
x = 6,346,638.99
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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.