Finding the Fourth Proportional to 11,173,550.72, 16,767,675.84 and 6,128,400
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Solution
The fourth proportional to 11,173,550.72, 16,767,675.84 and 6,128,400 is: 9,196,631.15
Step by Step Solution
- Step 1: Write the proportion equation
11,173,550.72 : 16,767,675.84 = 6,128,400 : x - Step 2: Convert to fraction form
11,173,550.72/16,767,675.84 = 6,128,400/x - Step 3: Cross multiply
11,173,550.72x = 16,767,675.84 × 6,128,400 - Step 4: Simplify right side
11,173,550.72x = 102,759,024,617,856 - Step 5: Solve for x
x = 102,759,024,617,856/11,173,550.72 - Step 6: Final answer
x = 9,196,631.15
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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.