Finding the Fourth Proportional to 7,244,900.70, 10,867,351.05 and 4,410,548.70
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Solution
The fourth proportional to 7,244,900.70, 10,867,351.05 and 4,410,548.70 is: 6,615,823.05
Step by Step Solution
- Step 1: Write the proportion equation
7,244,900.70 : 10,867,351.05 = 4,410,548.70 : x - Step 2: Convert to fraction form
7,244,900.70/10,867,351.05 = 4,410,548.70/x - Step 3: Cross multiply
7,244,900.70x = 10,867,351.05 × 4,410,548.70 - Step 4: Simplify right side
7,244,900.70x = 47,930,981,046,021.14 - Step 5: Solve for x
x = 47,930,981,046,021.14/7,244,900.70 - Step 6: Final answer
x = 6,615,823.05
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Double scale
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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.