Finding the Fourth Proportional to 22,685,769.14, 34,028,478.75 and 5,646,327.62
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Solution
The fourth proportional to 22,685,769.14, 34,028,478.75 and 5,646,327.62 is: 8,469,447.88
Step by Step Solution
- Step 1: Write the proportion equation
22,685,769.14 : 34,028,478.75 = 5,646,327.62 : x - Step 2: Convert to fraction form
22,685,769.14/34,028,478.75 = 5,646,327.62/x - Step 3: Cross multiply
22,685,769.14x = 34,028,478.75 × 5,646,327.62 - Step 4: Simplify right side
22,685,769.14x = 192,135,939,432,708.09 - Step 5: Solve for x
x = 192,135,939,432,708.09/22,685,769.14 - Step 6: Final answer
x = 8,469,447.88
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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.