Finding the Fourth Proportional to 46,307,470.92, 63,902,121.12 and 25,680,474.24
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Solution
The fourth proportional to 46,307,470.92, 63,902,121.12 and 25,680,474.24 is: 35,437,840.65
Step by Step Solution
- Step 1: Write the proportion equation
46,307,470.92 : 63,902,121.12 = 25,680,474.24 : x - Step 2: Convert to fraction form
46,307,470.92/63,902,121.12 = 25,680,474.24/x - Step 3: Cross multiply
46,307,470.92x = 63,902,121.12 × 25,680,474.24 - Step 4: Simplify right side
46,307,470.92x = 1,641,036,775,303,519.75 - Step 5: Solve for x
x = 1,641,036,775,303,519.75/46,307,470.92 - Step 6: Final answer
x = 35,437,840.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.