Finding the Fourth Proportional to 33,236,315.40, 45,873,767.94 and 19,489,708.20
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Solution
The fourth proportional to 33,236,315.40, 45,873,767.94 and 19,489,708.20 is: 26,900,284.84
Step by Step Solution
- Step 1: Write the proportion equation
33,236,315.40 : 45,873,767.94 = 19,489,708.20 : x - Step 2: Convert to fraction form
33,236,315.40/45,873,767.94 = 19,489,708.20/x - Step 3: Cross multiply
33,236,315.40x = 45,873,767.94 × 19,489,708.20 - Step 4: Simplify right side
33,236,315.40x = 894,066,351,185,115 - Step 5: Solve for x
x = 894,066,351,185,115/33,236,315.40 - Step 6: Final answer
x = 26,900,284.84
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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.