Finding the Fourth Proportional to 22,176,775.80, 33,265,163.70 and 16,204,807.80
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Solution
The fourth proportional to 22,176,775.80, 33,265,163.70 and 16,204,807.80 is: 24,307,211.70
Step by Step Solution
- Step 1: Write the proportion equation
22,176,775.80 : 33,265,163.70 = 16,204,807.80 : x - Step 2: Convert to fraction form
22,176,775.80/33,265,163.70 = 16,204,807.80/x - Step 3: Cross multiply
22,176,775.80x = 33,265,163.70 × 16,204,807.80 - Step 4: Simplify right side
22,176,775.80x = 539,055,584,194,036.88 - Step 5: Solve for x
x = 539,055,584,194,036.88/22,176,775.80 - Step 6: Final answer
x = 24,307,211.70
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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.