Finding the Fourth Proportional to 44,035,274.40, 66,060,784.80 and 18,478,867.20
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Solution
The fourth proportional to 44,035,274.40, 66,060,784.80 and 18,478,867.20 is: 27,721,604.69
Step by Step Solution
- Step 1: Write the proportion equation
44,035,274.40 : 66,060,784.80 = 18,478,867.20 : x - Step 2: Convert to fraction form
44,035,274.40/66,060,784.80 = 18,478,867.20/x - Step 3: Cross multiply
44,035,274.40x = 66,060,784.80 × 18,478,867.20 - Step 4: Simplify right side
44,035,274.40x = 1,220,728,469,446,978.50 - Step 5: Solve for x
x = 1,220,728,469,446,978.50/44,035,274.40 - Step 6: Final answer
x = 27,721,604.69
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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.