Finding the Fourth Proportional to 11,229,227.52, 15,497,850.36 and 6,335,453.76
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Solution
The fourth proportional to 11,229,227.52, 15,497,850.36 and 6,335,453.76 is: 8,743,781.72
Step by Step Solution
- Step 1: Write the proportion equation
11,229,227.52 : 15,497,850.36 = 6,335,453.76 : x - Step 2: Convert to fraction form
11,229,227.52/15,497,850.36 = 6,335,453.76/x - Step 3: Cross multiply
11,229,227.52x = 15,497,850.36 × 6,335,453.76 - Step 4: Simplify right side
11,229,227.52x = 98,185,914,335,179.34 - Step 5: Solve for x
x = 98,185,914,335,179.34/11,229,227.52 - Step 6: Final answer
x = 8,743,781.72
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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.