Finding the Fourth Proportional to 36,392,514.10, 54,570,516.99 and 12,122,908.54
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Solution
The fourth proportional to 36,392,514.10, 54,570,516.99 and 12,122,908.54 is: 18,178,282.07
Step by Step Solution
- Step 1: Write the proportion equation
36,392,514.10 : 54,570,516.99 = 12,122,908.54 : x - Step 2: Convert to fraction form
36,392,514.10/54,570,516.99 = 12,122,908.54/x - Step 3: Cross multiply
36,392,514.10x = 54,570,516.99 × 12,122,908.54 - Step 4: Simplify right side
36,392,514.10x = 661,553,386,518,499.25 - Step 5: Solve for x
x = 661,553,386,518,499.25/36,392,514.10 - Step 6: Final answer
x = 18,178,282.07
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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.