Finding the Fourth Proportional to 13,549,482, 20,328,215.58 and 5,458,294.08
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Solution
The fourth proportional to 13,549,482, 20,328,215.58 and 5,458,294.08 is: 8,189,049.50
Step by Step Solution
- Step 1: Write the proportion equation
13,549,482 : 20,328,215.58 = 5,458,294.08 : x - Step 2: Convert to fraction form
13,549,482/20,328,215.58 = 5,458,294.08/x - Step 3: Cross multiply
13,549,482x = 20,328,215.58 × 5,458,294.08 - Step 4: Simplify right side
13,549,482x = 110,957,378,757,277.77 - Step 5: Solve for x
x = 110,957,378,757,277.77/13,549,482 - Step 6: Final answer
x = 8,189,049.50
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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.