Finding the Fourth Proportional to 5,475,944.44, 7,553,769.78 and 3,183,851.80
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Solution
The fourth proportional to 5,475,944.44, 7,553,769.78 and 3,183,851.80 is: 4,391,951.70
Step by Step Solution
- Step 1: Write the proportion equation
5,475,944.44 : 7,553,769.78 = 3,183,851.80 : x - Step 2: Convert to fraction form
5,475,944.44/7,553,769.78 = 3,183,851.80/x - Step 3: Cross multiply
5,475,944.44x = 7,553,769.78 × 3,183,851.80 - Step 4: Simplify right side
5,475,944.44x = 24,050,083,510,838.60 - Step 5: Solve for x
x = 24,050,083,510,838.60/5,475,944.44 - Step 6: Final answer
x = 4,391,951.70
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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.