Finding the Fourth Proportional to 17,471,765.80, 26,207,648.70 and 8,968,709.80
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Solution
The fourth proportional to 17,471,765.80, 26,207,648.70 and 8,968,709.80 is: 13,453,064.70
Step by Step Solution
- Step 1: Write the proportion equation
17,471,765.80 : 26,207,648.70 = 8,968,709.80 : x - Step 2: Convert to fraction form
17,471,765.80/26,207,648.70 = 8,968,709.80/x - Step 3: Cross multiply
17,471,765.80x = 26,207,648.70 × 8,968,709.80 - Step 4: Simplify right side
17,471,765.80x = 235,048,795,730,647.28 - Step 5: Solve for x
x = 235,048,795,730,647.28/17,471,765.80 - Step 6: Final answer
x = 13,453,064.70
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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.