Finding the Fourth Proportional to 46,253,125.92, 69,383,969.93 and 15,128,959.80
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Solution
The fourth proportional to 46,253,125.92, 69,383,969.93 and 15,128,959.80 is: 22,694,839.99
Step by Step Solution
- Step 1: Write the proportion equation
46,253,125.92 : 69,383,969.93 = 15,128,959.80 : x - Step 2: Convert to fraction form
46,253,125.92/69,383,969.93 = 15,128,959.80/x - Step 3: Cross multiply
46,253,125.92x = 69,383,969.93 × 15,128,959.80 - Step 4: Simplify right side
46,253,125.92x = 1,049,707,291,759,734 - Step 5: Solve for x
x = 1,049,707,291,759,734/46,253,125.92 - Step 6: Final answer
x = 22,694,839.99
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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.