Finding the Fourth Proportional to 35,651,464.57, 53,480,821.65 and 12,305,169.10
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Solution
The fourth proportional to 35,651,464.57, 53,480,821.65 and 12,305,169.10 is: 18,459,004.75
Step by Step Solution
- Step 1: Write the proportion equation
35,651,464.57 : 53,480,821.65 = 12,305,169.10 : x - Step 2: Convert to fraction form
35,651,464.57/53,480,821.65 = 12,305,169.10/x - Step 3: Cross multiply
35,651,464.57x = 53,480,821.65 × 12,305,169.10 - Step 4: Simplify right side
35,651,464.57x = 658,090,554,010,191 - Step 5: Solve for x
x = 658,090,554,010,191/35,651,464.57 - Step 6: Final answer
x = 18,459,004.75
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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.