Finding the Fourth Proportional to 22,201,995.52, 33,305,277.09 and 8,380,596.28
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Solution
The fourth proportional to 22,201,995.52, 33,305,277.09 and 8,380,596.28 is: 12,571,756.49
Step by Step Solution
- Step 1: Write the proportion equation
22,201,995.52 : 33,305,277.09 = 8,380,596.28 : x - Step 2: Convert to fraction form
22,201,995.52/33,305,277.09 = 8,380,596.28/x - Step 3: Cross multiply
22,201,995.52x = 33,305,277.09 × 8,380,596.28 - Step 4: Simplify right side
22,201,995.52x = 279,118,081,284,823.22 - Step 5: Solve for x
x = 279,118,081,284,823.22/22,201,995.52 - Step 6: Final answer
x = 12,571,756.49
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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.