Finding the Fourth Proportional to 17,960,135.10, 26,943,701.85 and 7,175,600.70
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Solution
The fourth proportional to 17,960,135.10, 26,943,701.85 and 7,175,600.70 is: 10,764,799.08
Step by Step Solution
- Step 1: Write the proportion equation
17,960,135.10 : 26,943,701.85 = 7,175,600.70 : x - Step 2: Convert to fraction form
17,960,135.10/26,943,701.85 = 7,175,600.70/x - Step 3: Cross multiply
17,960,135.10x = 26,943,701.85 × 7,175,600.70 - Step 4: Simplify right side
17,960,135.10x = 193,337,245,855,451.31 - Step 5: Solve for x
x = 193,337,245,855,451.31/17,960,135.10 - Step 6: Final answer
x = 10,764,799.08
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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.