Finding the Fourth Proportional to 35,540,307.59, 53,310,461.97 and 8,613,963.59
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Solution
The fourth proportional to 35,540,307.59, 53,310,461.97 and 8,613,963.59 is: 12,920,945.53
Step by Step Solution
- Step 1: Write the proportion equation
35,540,307.59 : 53,310,461.97 = 8,613,963.59 : x - Step 2: Convert to fraction form
35,540,307.59/53,310,461.97 = 8,613,963.59/x - Step 3: Cross multiply
35,540,307.59x = 53,310,461.97 × 8,613,963.59 - Step 4: Simplify right side
35,540,307.59x = 459,214,378,375,659.62 - Step 5: Solve for x
x = 459,214,378,375,659.62/35,540,307.59 - Step 6: Final answer
x = 12,920,945.53
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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.