Finding the Fourth Proportional to 19,250,318.44, 26,565,439.45 and 11,101,556.44
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Solution
The fourth proportional to 19,250,318.44, 26,565,439.45 and 11,101,556.44 is: 15,320,147.89
Step by Step Solution
- Step 1: Write the proportion equation
19,250,318.44 : 26,565,439.45 = 11,101,556.44 : x - Step 2: Convert to fraction form
19,250,318.44/26,565,439.45 = 11,101,556.44/x - Step 3: Cross multiply
19,250,318.44x = 26,565,439.45 × 11,101,556.44 - Step 4: Simplify right side
19,250,318.44x = 294,917,725,407,577.56 - Step 5: Solve for x
x = 294,917,725,407,577.56/19,250,318.44 - Step 6: Final answer
x = 15,320,147.89
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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.