Finding the Fourth Proportional to 32,725,626.08, 45,162,901.68 and 18,239,041.76
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Solution
The fourth proportional to 32,725,626.08, 45,162,901.68 and 18,239,041.76 is: 25,170,734.63
Step by Step Solution
- Step 1: Write the proportion equation
32,725,626.08 : 45,162,901.68 = 18,239,041.76 : x - Step 2: Convert to fraction form
32,725,626.08/45,162,901.68 = 18,239,041.76/x - Step 3: Cross multiply
32,725,626.08x = 45,162,901.68 × 18,239,041.76 - Step 4: Simplify right side
32,725,626.08x = 823,728,049,744,294.25 - Step 5: Solve for x
x = 823,728,049,744,294.25/32,725,626.08 - Step 6: Final answer
x = 25,170,734.63
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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.