Finding the Fourth Proportional to 17,912,676.88, 26,853,107.26 and 6,980,334.10
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Solution
The fourth proportional to 17,912,676.88, 26,853,107.26 and 6,980,334.10 is: 10,464,301.99
Step by Step Solution
- Step 1: Write the proportion equation
17,912,676.88 : 26,853,107.26 = 6,980,334.10 : x - Step 2: Convert to fraction form
17,912,676.88/26,853,107.26 = 6,980,334.10/x - Step 3: Cross multiply
17,912,676.88x = 26,853,107.26 × 6,980,334.10 - Step 4: Simplify right side
17,912,676.88x = 187,443,660,297,935.56 - Step 5: Solve for x
x = 187,443,660,297,935.56/17,912,676.88 - Step 6: Final answer
x = 10,464,301.99
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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.