Finding the Fourth Proportional to 17,201,402.10, 25,806,602.30 and 6,418,797.12
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Solution
The fourth proportional to 17,201,402.10, 25,806,602.30 and 6,418,797.12 is: 9,629,874.56
Step by Step Solution
- Step 1: Write the proportion equation
17,201,402.10 : 25,806,602.30 = 6,418,797.12 : x - Step 2: Convert to fraction form
17,201,402.10/25,806,602.30 = 6,418,797.12/x - Step 3: Cross multiply
17,201,402.10x = 25,806,602.30 × 6,418,797.12 - Step 4: Simplify right side
17,201,402.10x = 165,647,344,488,131.41 - Step 5: Solve for x
x = 165,647,344,488,131.41/17,201,402.10 - Step 6: Final answer
x = 9,629,874.56
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1.5x scale
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.