Finding the Fourth Proportional to 8,995,720.42, 13,493,620.11 and 2,847,732.28
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Solution
The fourth proportional to 8,995,720.42, 13,493,620.11 and 2,847,732.28 is: 4,271,610.92
Step by Step Solution
- Step 1: Write the proportion equation
8,995,720.42 : 13,493,620.11 = 2,847,732.28 : x - Step 2: Convert to fraction form
8,995,720.42/13,493,620.11 = 2,847,732.28/x - Step 3: Cross multiply
8,995,720.42x = 13,493,620.11 × 2,847,732.28 - Step 4: Simplify right side
8,995,720.42x = 38,426,217,561,304.15 - Step 5: Solve for x
x = 38,426,217,561,304.15/8,995,720.42 - Step 6: Final answer
x = 4,271,610.92
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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.