Finding the Fourth Proportional to 53,790,169.80, 80,589,026.70 and 32,719,153.80
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Solution
The fourth proportional to 53,790,169.80, 80,589,026.70 and 32,719,153.80 is: 49,020,197.72
Step by Step Solution
- Step 1: Write the proportion equation
53,790,169.80 : 80,589,026.70 = 32,719,153.80 : x - Step 2: Convert to fraction form
53,790,169.80/80,589,026.70 = 32,719,153.80/x - Step 3: Cross multiply
53,790,169.80x = 80,589,026.70 × 32,719,153.80 - Step 4: Simplify right side
53,790,169.80x = 2,636,804,759,189,606.50 - Step 5: Solve for x
x = 2,636,804,759,189,606.50/53,790,169.80 - Step 6: Final answer
x = 49,020,197.72
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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.