Finding the Fourth Proportional to 26,036,698.35, 35,944,163.60 and 20,222,462.19
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Solution
The fourth proportional to 26,036,698.35, 35,944,163.60 and 20,222,462.19 is: 27,917,498.58
Step by Step Solution
- Step 1: Write the proportion equation
26,036,698.35 : 35,944,163.60 = 20,222,462.19 : x - Step 2: Convert to fraction form
26,036,698.35/35,944,163.60 = 20,222,462.19/x - Step 3: Cross multiply
26,036,698.35x = 35,944,163.60 × 20,222,462.19 - Step 4: Simplify right side
26,036,698.35x = 726,879,489,251,062 - Step 5: Solve for x
x = 726,879,489,251,062/26,036,698.35 - Step 6: Final answer
x = 27,917,498.58
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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.