Finding the Fourth Proportional to 33,014,619.80, 45,561,598.26 and 18,330,286.82
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Solution
The fourth proportional to 33,014,619.80, 45,561,598.26 and 18,330,286.82 is: 25,296,585.85
Step by Step Solution
- Step 1: Write the proportion equation
33,014,619.80 : 45,561,598.26 = 18,330,286.82 : x - Step 2: Convert to fraction form
33,014,619.80/45,561,598.26 = 18,330,286.82/x - Step 3: Cross multiply
33,014,619.80x = 45,561,598.26 × 18,330,286.82 - Step 4: Simplify right side
33,014,619.80x = 835,157,164,083,412.88 - Step 5: Solve for x
x = 835,157,164,083,412.88/33,014,619.80 - Step 6: Final answer
x = 25,296,585.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.