Finding the Fourth Proportional to 17,770,474.51, 24,523,305.70 and 9,930,282.20
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Solution
The fourth proportional to 17,770,474.51, 24,523,305.70 and 9,930,282.20 is: 13,703,817.88
Step by Step Solution
- Step 1: Write the proportion equation
17,770,474.51 : 24,523,305.70 = 9,930,282.20 : x - Step 2: Convert to fraction form
17,770,474.51/24,523,305.70 = 9,930,282.20/x - Step 3: Cross multiply
17,770,474.51x = 24,523,305.70 × 9,930,282.20 - Step 4: Simplify right side
17,770,474.51x = 243,523,346,236,470.56 - Step 5: Solve for x
x = 243,523,346,236,470.56/17,770,474.51 - Step 6: Final answer
x = 13,703,817.88
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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.