Finding the Fourth Proportional to 18,080,318.79, 24,951,023.06 and 9,820,542.38
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Solution
The fourth proportional to 18,080,318.79, 24,951,023.06 and 9,820,542.38 is: 13,552,447.94
Step by Step Solution
- Step 1: Write the proportion equation
18,080,318.79 : 24,951,023.06 = 9,820,542.38 : x - Step 2: Convert to fraction form
18,080,318.79/24,951,023.06 = 9,820,542.38/x - Step 3: Cross multiply
18,080,318.79x = 24,951,023.06 × 9,820,542.38 - Step 4: Simplify right side
18,080,318.79x = 245,032,579,211,229.44 - Step 5: Solve for x
x = 245,032,579,211,229.44/18,080,318.79 - Step 6: Final answer
x = 13,552,447.94
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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.