Finding the Fourth Proportional to 47,217,977.44, 65,160,943.90 and 27,375,598.98
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Solution
The fourth proportional to 47,217,977.44, 65,160,943.90 and 27,375,598.98 is: 37,778,404.88
Step by Step Solution
- Step 1: Write the proportion equation
47,217,977.44 : 65,160,943.90 = 27,375,598.98 : x - Step 2: Convert to fraction form
47,217,977.44/65,160,943.90 = 27,375,598.98/x - Step 3: Cross multiply
47,217,977.44x = 65,160,943.90 × 27,375,598.98 - Step 4: Simplify right side
47,217,977.44x = 1,783,819,869,479,470.75 - Step 5: Solve for x
x = 1,783,819,869,479,470.75/47,217,977.44 - Step 6: Final answer
x = 37,778,404.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.