Finding the Fourth Proportional to 24,621,707.09, 33,979,714.04 and 13,608,220.12
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Solution
The fourth proportional to 24,621,707.09, 33,979,714.04 and 13,608,220.12 is: 18,780,315.54
Step by Step Solution
- Step 1: Write the proportion equation
24,621,707.09 : 33,979,714.04 = 13,608,220.12 : x - Step 2: Convert to fraction form
24,621,707.09/33,979,714.04 = 13,608,220.12/x - Step 3: Cross multiply
24,621,707.09x = 33,979,714.04 × 13,608,220.12 - Step 4: Simplify right side
24,621,707.09x = 462,403,428,220,045.69 - Step 5: Solve for x
x = 462,403,428,220,045.69/24,621,707.09 - Step 6: Final answer
x = 18,780,315.54
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1.5x scale
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.