Finding the Fourth Proportional to 8,189,490.24, 11,301,464.61 and 4,518,635.24
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Solution
The fourth proportional to 8,189,490.24, 11,301,464.61 and 4,518,635.24 is: 6,235,699.02
Step by Step Solution
- Step 1: Write the proportion equation
8,189,490.24 : 11,301,464.61 = 4,518,635.24 : x - Step 2: Convert to fraction form
8,189,490.24/11,301,464.61 = 4,518,635.24/x - Step 3: Cross multiply
8,189,490.24x = 11,301,464.61 × 4,518,635.24 - Step 4: Simplify right side
8,189,490.24x = 51,067,196,278,612.52 - Step 5: Solve for x
x = 51,067,196,278,612.52/8,189,490.24 - Step 6: Final answer
x = 6,235,699.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.