Finding the Fourth Proportional to 11,224,161.90, 16,794,203.85 and 7,993,169.10
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Solution
The fourth proportional to 11,224,161.90, 16,794,203.85 and 7,993,169.10 is: 11,959,816.02
Step by Step Solution
- Step 1: Write the proportion equation
11,224,161.90 : 16,794,203.85 = 7,993,169.10 : x - Step 2: Convert to fraction form
11,224,161.90/16,794,203.85 = 7,993,169.10/x - Step 3: Cross multiply
11,224,161.90x = 16,794,203.85 × 7,993,169.10 - Step 4: Simplify right side
11,224,161.90x = 134,238,911,272,921.05 - Step 5: Solve for x
x = 134,238,911,272,921.05/11,224,161.90 - Step 6: Final answer
x = 11,959,816.02
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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.