Finding the Fourth Proportional to 47,023,991.91, 70,428,597.84 and 22,449,205.08
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Solution
The fourth proportional to 47,023,991.91, 70,428,597.84 and 22,449,205.08 is: 33,622,539.73
Step by Step Solution
- Step 1: Write the proportion equation
47,023,991.91 : 70,428,597.84 = 22,449,205.08 : x - Step 2: Convert to fraction form
47,023,991.91/70,428,597.84 = 22,449,205.08/x - Step 3: Cross multiply
47,023,991.91x = 70,428,597.84 × 22,449,205.08 - Step 4: Simplify right side
47,023,991.91x = 1,581,066,036,407,005 - Step 5: Solve for x
x = 1,581,066,036,407,005/47,023,991.91 - Step 6: Final answer
x = 33,622,539.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.