Finding the Fourth Proportional to 5,418,000.08, 8,127,442.38 and 2,720,938.22
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Solution
The fourth proportional to 5,418,000.08, 8,127,442.38 and 2,720,938.22 is: 4,081,629.43
Step by Step Solution
- Step 1: Write the proportion equation
5,418,000.08 : 8,127,442.38 = 2,720,938.22 : x - Step 2: Convert to fraction form
5,418,000.08/8,127,442.38 = 2,720,938.22/x - Step 3: Cross multiply
5,418,000.08x = 8,127,442.38 × 2,720,938.22 - Step 4: Simplify right side
5,418,000.08x = 22,114,268,602,589.77 - Step 5: Solve for x
x = 22,114,268,602,589.77/5,418,000.08 - Step 6: Final answer
x = 4,081,629.43
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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.