Finding the Fourth Proportional to 27,305,751.12, 40,961,505.42 and 9,103,601.63
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Solution
The fourth proportional to 27,305,751.12, 40,961,505.42 and 9,103,601.63 is: 13,656,362.20
Step by Step Solution
- Step 1: Write the proportion equation
27,305,751.12 : 40,961,505.42 = 9,103,601.63 : x - Step 2: Convert to fraction form
27,305,751.12/40,961,505.42 = 9,103,601.63/x - Step 3: Cross multiply
27,305,751.12x = 40,961,505.42 × 9,103,601.63 - Step 4: Simplify right side
27,305,751.12x = 372,897,227,303,958.31 - Step 5: Solve for x
x = 372,897,227,303,958.31/27,305,751.12 - Step 6: Final answer
x = 13,656,362.20
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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.