Finding the Fourth Proportional to 51,266,563.20, 70,747,942.98 and 27,745,120.92
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Solution
The fourth proportional to 51,266,563.20, 70,747,942.98 and 27,745,120.92 is: 38,288,313.28
Step by Step Solution
- Step 1: Write the proportion equation
51,266,563.20 : 70,747,942.98 = 27,745,120.92 : x - Step 2: Convert to fraction form
51,266,563.20/70,747,942.98 = 27,745,120.92/x - Step 3: Cross multiply
51,266,563.20x = 70,747,942.98 × 27,745,120.92 - Step 4: Simplify right side
51,266,563.20x = 1,962,910,232,821,365.50 - Step 5: Solve for x
x = 1,962,910,232,821,365.50/51,266,563.20 - Step 6: Final answer
x = 38,288,313.28
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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.