Finding the Fourth Proportional to 47,964,197.62, 71,934,311.55 and 18,823,955.14
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Solution
The fourth proportional to 47,964,197.62, 71,934,311.55 and 18,823,955.14 is: 28,231,229.14
Step by Step Solution
- Step 1: Write the proportion equation
47,964,197.62 : 71,934,311.55 = 18,823,955.14 : x - Step 2: Convert to fraction form
47,964,197.62/71,934,311.55 = 18,823,955.14/x - Step 3: Cross multiply
47,964,197.62x = 71,934,311.55 × 18,823,955.14 - Step 4: Simplify right side
47,964,197.62x = 1,354,088,253,643,983.75 - Step 5: Solve for x
x = 1,354,088,253,643,983.75/47,964,197.62 - Step 6: Final answer
x = 28,231,229.14
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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.