Finding the Fourth Proportional to 27,181,396.88, 40,779,152.04 and 10,142,198
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Solution
The fourth proportional to 27,181,396.88, 40,779,152.04 and 10,142,198 is: 15,215,930.07
Step by Step Solution
- Step 1: Write the proportion equation
27,181,396.88 : 40,779,152.04 = 10,142,198 : x - Step 2: Convert to fraction form
27,181,396.88/40,779,152.04 = 10,142,198/x - Step 3: Cross multiply
27,181,396.88x = 40,779,152.04 × 10,142,198 - Step 4: Simplify right side
27,181,396.88x = 413,590,234,261,783.94 - Step 5: Solve for x
x = 413,590,234,261,783.94/27,181,396.88 - Step 6: Final answer
x = 15,215,930.07
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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.