Finding the Fourth Proportional to 15,768,163.20, 23,652,244.80 and 15,768,163.20
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Solution
The fourth proportional to 15,768,163.20, 23,652,244.80 and 15,768,163.20 is: 23,652,244.80
Step by Step Solution
- Step 1: Write the proportion equation
15,768,163.20 : 23,652,244.80 = 15,768,163.20 : x - Step 2: Convert to fraction form
15,768,163.20/23,652,244.80 = 15,768,163.20/x - Step 3: Cross multiply
15,768,163.20x = 23,652,244.80 × 15,768,163.20 - Step 4: Simplify right side
15,768,163.20x = 372,952,456,052,751.38 - Step 5: Solve for x
x = 372,952,456,052,751.38/15,768,163.20 - Step 6: Final answer
x = 23,652,244.80
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1.5x scale
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.