Finding the Fourth Proportional to 24,486,529.80, 36,729,794.70 and 20,707,393.80
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Solution
The fourth proportional to 24,486,529.80, 36,729,794.70 and 20,707,393.80 is: 31,061,090.70
Step by Step Solution
- Step 1: Write the proportion equation
24,486,529.80 : 36,729,794.70 = 20,707,393.80 : x - Step 2: Convert to fraction form
24,486,529.80/36,729,794.70 = 20,707,393.80/x - Step 3: Cross multiply
24,486,529.80x = 36,729,794.70 × 20,707,393.80 - Step 4: Simplify right side
24,486,529.80x = 760,578,323,046,053 - Step 5: Solve for x
x = 760,578,323,046,053/24,486,529.80 - Step 6: Final answer
x = 31,061,090.70
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1.5x scale
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.