Finding the Fourth Proportional to 12,660,010.24, 18,967,182.99 and 7,793,847.76
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Solution
The fourth proportional to 12,660,010.24, 18,967,182.99 and 7,793,847.76 is: 11,676,715.41
Step by Step Solution
- Step 1: Write the proportion equation
12,660,010.24 : 18,967,182.99 = 7,793,847.76 : x - Step 2: Convert to fraction form
12,660,010.24/18,967,182.99 = 7,793,847.76/x - Step 3: Cross multiply
12,660,010.24x = 18,967,182.99 × 7,793,847.76 - Step 4: Simplify right side
12,660,010.24x = 147,827,336,660,121.59 - Step 5: Solve for x
x = 147,827,336,660,121.59/12,660,010.24 - Step 6: Final answer
x = 11,676,715.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.