Finding the Fourth Proportional to 35,540,320.18, 53,310,480.86 and 8,613,976.18
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Solution
The fourth proportional to 35,540,320.18, 53,310,480.86 and 8,613,976.18 is: 12,920,964.41
Step by Step Solution
- Step 1: Write the proportion equation
35,540,320.18 : 53,310,480.86 = 8,613,976.18 : x - Step 2: Convert to fraction form
35,540,320.18/53,310,480.86 = 8,613,976.18/x - Step 3: Cross multiply
35,540,320.18x = 53,310,480.86 × 8,613,976.18 - Step 4: Simplify right side
35,540,320.18x = 459,215,212,272,385.88 - Step 5: Solve for x
x = 459,215,212,272,385.88/35,540,320.18 - Step 6: Final answer
x = 12,920,964.41
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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.