Finding the Fourth Proportional to 48,338,458.96, 66,708,833.28 and 26,310,891.28
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Solution
The fourth proportional to 48,338,458.96, 66,708,833.28 and 26,310,891.28 is: 36,309,987.90
Step by Step Solution
- Step 1: Write the proportion equation
48,338,458.96 : 66,708,833.28 = 26,310,891.28 : x - Step 2: Convert to fraction form
48,338,458.96/66,708,833.28 = 26,310,891.28/x - Step 3: Cross multiply
48,338,458.96x = 66,708,833.28 × 26,310,891.28 - Step 4: Simplify right side
48,338,458.96x = 1,755,168,859,845,726 - Step 5: Solve for x
x = 1,755,168,859,845,726/48,338,458.96 - Step 6: Final answer
x = 36,309,987.90
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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.