Finding the Fourth Proportional to 19,414,657.60, 26,797,556.64 and 11,268,520
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Solution
The fourth proportional to 19,414,657.60, 26,797,556.64 and 11,268,520 is: 15,553,650.71
Step by Step Solution
- Step 1: Write the proportion equation
19,414,657.60 : 26,797,556.64 = 11,268,520 : x - Step 2: Convert to fraction form
19,414,657.60/26,797,556.64 = 11,268,520/x - Step 3: Cross multiply
19,414,657.60x = 26,797,556.64 × 11,268,520 - Step 4: Simplify right side
19,414,657.60x = 301,968,802,948,972.81 - Step 5: Solve for x
x = 301,968,802,948,972.81/19,414,657.60 - Step 6: Final answer
x = 15,553,650.71
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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.