Finding the Fourth Proportional to 18,293,073.84, 27,442,218.69 and 5,994,406.44
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Solution
The fourth proportional to 18,293,073.84, 27,442,218.69 and 5,994,406.44 is: 8,992,464.25
Step by Step Solution
- Step 1: Write the proportion equation
18,293,073.84 : 27,442,218.69 = 5,994,406.44 : x - Step 2: Convert to fraction form
18,293,073.84/27,442,218.69 = 5,994,406.44/x - Step 3: Cross multiply
18,293,073.84x = 27,442,218.69 × 5,994,406.44 - Step 4: Simplify right side
18,293,073.84x = 164,499,812,443,224.38 - Step 5: Solve for x
x = 164,499,812,443,224.38/18,293,073.84 - Step 6: Final answer
x = 8,992,464.25
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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.