Finding the Fourth Proportional to 9,943,180.80, 14,901,163.47 and 7,512,335.70
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Solution
The fourth proportional to 9,943,180.80, 14,901,163.47 and 7,512,335.70 is: 11,258,222.55
Step by Step Solution
- Step 1: Write the proportion equation
9,943,180.80 : 14,901,163.47 = 7,512,335.70 : x - Step 2: Convert to fraction form
9,943,180.80/14,901,163.47 = 7,512,335.70/x - Step 3: Cross multiply
9,943,180.80x = 14,901,163.47 × 7,512,335.70 - Step 4: Simplify right side
9,943,180.80x = 111,942,542,307,216.89 - Step 5: Solve for x
x = 111,942,542,307,216.89/9,943,180.80 - Step 6: Final answer
x = 11,258,222.55
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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.