Finding the Fourth Proportional to 13,002,758.21, 19,504,327.91 and 6,180,027.62
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Solution
The fourth proportional to 13,002,758.21, 19,504,327.91 and 6,180,027.62 is: 9,270,132.01
Step by Step Solution
- Step 1: Write the proportion equation
13,002,758.21 : 19,504,327.91 = 6,180,027.62 : x - Step 2: Convert to fraction form
13,002,758.21/19,504,327.91 = 6,180,027.62/x - Step 3: Cross multiply
13,002,758.21x = 19,504,327.91 × 6,180,027.62 - Step 4: Simplify right side
13,002,758.21x = 120,537,285,064,915.11 - Step 5: Solve for x
x = 120,537,285,064,915.11/13,002,758.21 - Step 6: Final answer
x = 9,270,132.01
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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.