Finding the Fourth Proportional to 17,512,589.32, 24,167,420.16 and 9,777,908.44
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Solution
The fourth proportional to 17,512,589.32, 24,167,420.16 and 9,777,908.44 is: 13,493,539.83
Step by Step Solution
- Step 1: Write the proportion equation
17,512,589.32 : 24,167,420.16 = 9,777,908.44 : x - Step 2: Convert to fraction form
17,512,589.32/24,167,420.16 = 9,777,908.44/x - Step 3: Cross multiply
17,512,589.32x = 24,167,420.16 × 9,777,908.44 - Step 4: Simplify right side
17,512,589.32x = 236,306,821,555,490.12 - Step 5: Solve for x
x = 236,306,821,555,490.12/17,512,589.32 - Step 6: Final answer
x = 13,493,539.83
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1.5x scale
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.