Finding the Fourth Proportional to 22,288,183.98, 33,426,739.08 and 12,577,060.08
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Solution
The fourth proportional to 22,288,183.98, 33,426,739.08 and 12,577,060.08 is: 18,862,465.69
Step by Step Solution
- Step 1: Write the proportion equation
22,288,183.98 : 33,426,739.08 = 12,577,060.08 : x - Step 2: Convert to fraction form
22,288,183.98/33,426,739.08 = 12,577,060.08/x - Step 3: Cross multiply
22,288,183.98x = 33,426,739.08 × 12,577,060.08 - Step 4: Simplify right side
22,288,183.98x = 420,410,105,687,643.94 - Step 5: Solve for x
x = 420,410,105,687,643.94/22,288,183.98 - Step 6: Final answer
x = 18,862,465.69
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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.