Finding the Fourth Proportional to 17,512,219.53, 24,165,029.79 and 10,168,621.20
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Solution
The fourth proportional to 17,512,219.53, 24,165,029.79 and 10,168,621.20 is: 14,031,632.82
Step by Step Solution
- Step 1: Write the proportion equation
17,512,219.53 : 24,165,029.79 = 10,168,621.20 : x - Step 2: Convert to fraction form
17,512,219.53/24,165,029.79 = 10,168,621.20/x - Step 3: Cross multiply
17,512,219.53x = 24,165,029.79 × 10,168,621.20 - Step 4: Simplify right side
17,512,219.53x = 245,725,034,221,225.53 - Step 5: Solve for x
x = 245,725,034,221,225.53/17,512,219.53 - Step 6: Final answer
x = 14,031,632.82
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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.