Finding the Fourth Proportional to 35,540,298.09, 53,310,447.72 and 8,613,954.09
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Solution
The fourth proportional to 35,540,298.09, 53,310,447.72 and 8,613,954.09 is: 12,920,931.28
Step by Step Solution
- Step 1: Write the proportion equation
35,540,298.09 : 53,310,447.72 = 8,613,954.09 : x - Step 2: Convert to fraction form
35,540,298.09/53,310,447.72 = 8,613,954.09/x - Step 3: Cross multiply
35,540,298.09x = 53,310,447.72 × 8,613,954.09 - Step 4: Simplify right side
35,540,298.09x = 459,213,749,177,425.19 - Step 5: Solve for x
x = 459,213,749,177,425.19/35,540,298.09 - Step 6: Final answer
x = 12,920,931.28
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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.