Finding the Fourth Proportional to 48,566,239.80, 67,025,231.46 and 27,659,156.52
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Solution
The fourth proportional to 48,566,239.80, 67,025,231.46 and 27,659,156.52 is: 38,171,811.85
Step by Step Solution
- Step 1: Write the proportion equation
48,566,239.80 : 67,025,231.46 = 27,659,156.52 : x - Step 2: Convert to fraction form
48,566,239.80/67,025,231.46 = 27,659,156.52/x - Step 3: Cross multiply
48,566,239.80x = 67,025,231.46 × 27,659,156.52 - Step 4: Simplify right side
48,566,239.80x = 1,853,861,367,741,368 - Step 5: Solve for x
x = 1,853,861,367,741,368/48,566,239.80 - Step 6: Final answer
x = 38,171,811.85
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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.