Finding the Fourth Proportional to 39,197,201.28, 58,680,827.16 and 27,484,960.56
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Solution
The fourth proportional to 39,197,201.28, 58,680,827.16 and 27,484,960.56 is: 41,146,820.88
Step by Step Solution
- Step 1: Write the proportion equation
39,197,201.28 : 58,680,827.16 = 27,484,960.56 : x - Step 2: Convert to fraction form
39,197,201.28/58,680,827.16 = 27,484,960.56/x - Step 3: Cross multiply
39,197,201.28x = 58,680,827.16 × 27,484,960.56 - Step 4: Simplify right side
39,197,201.28x = 1,612,840,220,120,776.75 - Step 5: Solve for x
x = 1,612,840,220,120,776.75/39,197,201.28 - Step 6: Final answer
x = 41,146,820.88
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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.