Finding the Fourth Proportional to 35,540,047.02, 53,310,070.53 and 8,613,703.02
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Solution
The fourth proportional to 35,540,047.02, 53,310,070.53 and 8,613,703.02 is: 12,920,554.53
Step by Step Solution
- Step 1: Write the proportion equation
35,540,047.02 : 53,310,070.53 = 8,613,703.02 : x - Step 2: Convert to fraction form
35,540,047.02/53,310,070.53 = 8,613,703.02/x - Step 3: Cross multiply
35,540,047.02x = 53,310,070.53 × 8,613,703.02 - Step 4: Simplify right side
35,540,047.02x = 459,197,115,520,674 - Step 5: Solve for x
x = 459,197,115,520,674/35,540,047.02 - Step 6: Final answer
x = 12,920,554.53
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Similar ratio
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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.