Finding the Fourth Proportional to 16,235,628.51, 24,350,398.01 and 8,146,432.19
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Solution
The fourth proportional to 16,235,628.51, 24,350,398.01 and 8,146,432.19 is: 12,218,120.54
Step by Step Solution
- Step 1: Write the proportion equation
16,235,628.51 : 24,350,398.01 = 8,146,432.19 : x - Step 2: Convert to fraction form
16,235,628.51/24,350,398.01 = 8,146,432.19/x - Step 3: Cross multiply
16,235,628.51x = 24,350,398.01 × 8,146,432.19 - Step 4: Simplify right side
16,235,628.51x = 198,368,866,187,975.97 - Step 5: Solve for x
x = 198,368,866,187,975.97/16,235,628.51 - Step 6: Final answer
x = 12,218,120.54
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1.5x scale
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.