Finding the Fourth Proportional to 15,983,771.52, 22,057,156.77 and 8,740,272
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Solution
The fourth proportional to 15,983,771.52, 22,057,156.77 and 8,740,272 is: 12,061,330.42
Step by Step Solution
- Step 1: Write the proportion equation
15,983,771.52 : 22,057,156.77 = 8,740,272 : x - Step 2: Convert to fraction form
15,983,771.52/22,057,156.77 = 8,740,272/x - Step 3: Cross multiply
15,983,771.52x = 22,057,156.77 × 8,740,272 - Step 4: Simplify right side
15,983,771.52x = 192,785,549,716,441.44 - Step 5: Solve for x
x = 192,785,549,716,441.44/15,983,771.52 - Step 6: Final answer
x = 12,061,330.42
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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.