Finding the Fourth Proportional to 15,592,354.26, 21,517,323.03 and 8,623,325.49
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Solution
The fourth proportional to 15,592,354.26, 21,517,323.03 and 8,623,325.49 is: 11,900,119.58
Step by Step Solution
- Step 1: Write the proportion equation
15,592,354.26 : 21,517,323.03 = 8,623,325.49 : x - Step 2: Convert to fraction form
15,592,354.26/21,517,323.03 = 8,623,325.49/x - Step 3: Cross multiply
15,592,354.26x = 21,517,323.03 × 8,623,325.49 - Step 4: Simplify right side
15,592,354.26x = 185,550,880,161,163.06 - Step 5: Solve for x
x = 185,550,880,161,163.06/15,592,354.26 - Step 6: Final answer
x = 11,900,119.58
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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.