Finding the Fourth Proportional to 46,515,615.18, 69,775,346.61 and 13,726,184.28
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Solution
The fourth proportional to 46,515,615.18, 69,775,346.61 and 13,726,184.28 is: 20,589,844.12
Step by Step Solution
- Step 1: Write the proportion equation
46,515,615.18 : 69,775,346.61 = 13,726,184.28 : x - Step 2: Convert to fraction form
46,515,615.18/69,775,346.61 = 13,726,184.28/x - Step 3: Cross multiply
46,515,615.18x = 69,775,346.61 × 13,726,184.28 - Step 4: Simplify right side
46,515,615.18x = 957,749,265,769,733.25 - Step 5: Solve for x
x = 957,749,265,769,733.25/46,515,615.18 - Step 6: Final answer
x = 20,589,844.12
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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.