Finding the Fourth Proportional to 48,048,934.37, 72,082,674.45 and 15,692,138.15
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Solution
The fourth proportional to 48,048,934.37, 72,082,674.45 and 15,692,138.15 is: 23,541,235.62
Step by Step Solution
- Step 1: Write the proportion equation
48,048,934.37 : 72,082,674.45 = 15,692,138.15 : x - Step 2: Convert to fraction form
48,048,934.37/72,082,674.45 = 15,692,138.15/x - Step 3: Cross multiply
48,048,934.37x = 72,082,674.45 × 15,692,138.15 - Step 4: Simplify right side
48,048,934.37x = 1,131,131,285,330,462 - Step 5: Solve for x
x = 1,131,131,285,330,462/48,048,934.37 - Step 6: Final answer
x = 23,541,235.62
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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.