Finding the Fourth Proportional to 18,384,818.70, 27,577,228.05 and 6,267,963.90
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Solution
The fourth proportional to 18,384,818.70, 27,577,228.05 and 6,267,963.90 is: 9,401,945.85
Step by Step Solution
- Step 1: Write the proportion equation
18,384,818.70 : 27,577,228.05 = 6,267,963.90 : x - Step 2: Convert to fraction form
18,384,818.70/27,577,228.05 = 6,267,963.90/x - Step 3: Cross multiply
18,384,818.70x = 27,577,228.05 × 6,267,963.90 - Step 4: Simplify right side
18,384,818.70x = 172,853,069,879,467.41 - Step 5: Solve for x
x = 172,853,069,879,467.41/18,384,818.70 - Step 6: Final answer
x = 9,401,945.85
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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.