Finding the Fourth Proportional to 48,270,232.20, 72,386,102.70 and 15,913,129.80
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Solution
The fourth proportional to 48,270,232.20, 72,386,102.70 and 15,913,129.80 is: 23,863,350.05
Step by Step Solution
- Step 1: Write the proportion equation
48,270,232.20 : 72,386,102.70 = 15,913,129.80 : x - Step 2: Convert to fraction form
48,270,232.20/72,386,102.70 = 15,913,129.80/x - Step 3: Cross multiply
48,270,232.20x = 72,386,102.70 × 15,913,129.80 - Step 4: Simplify right side
48,270,232.20x = 1,151,889,447,981,230.50 - Step 5: Solve for x
x = 1,151,889,447,981,230.50/48,270,232.20 - Step 6: Final answer
x = 23,863,350.05
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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.