Finding the Fourth Proportional to 17,347,505.40, 26,002,595.70 and 6,560,638.20
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Solution
The fourth proportional to 17,347,505.40, 26,002,595.70 and 6,560,638.20 is: 9,833,899.38
Step by Step Solution
- Step 1: Write the proportion equation
17,347,505.40 : 26,002,595.70 = 6,560,638.20 : x - Step 2: Convert to fraction form
17,347,505.40/26,002,595.70 = 6,560,638.20/x - Step 3: Cross multiply
17,347,505.40x = 26,002,595.70 × 6,560,638.20 - Step 4: Simplify right side
17,347,505.40x = 170,593,622,648,575.75 - Step 5: Solve for x
x = 170,593,622,648,575.75/17,347,505.40 - Step 6: Final answer
x = 9,833,899.38
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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.