Finding the Fourth Proportional to 7,775,545.74, 11,661,989.28 and 2,094,441.44
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Solution
The fourth proportional to 7,775,545.74, 11,661,989.28 and 2,094,441.44 is: 3,141,304.09
Step by Step Solution
- Step 1: Write the proportion equation
7,775,545.74 : 11,661,989.28 = 2,094,441.44 : x - Step 2: Convert to fraction form
7,775,545.74/11,661,989.28 = 2,094,441.44/x - Step 3: Cross multiply
7,775,545.74x = 11,661,989.28 × 2,094,441.44 - Step 4: Simplify right side
7,775,545.74x = 24,425,353,620,867.76 - Step 5: Solve for x
x = 24,425,353,620,867.76/7,775,545.74 - Step 6: Final answer
x = 3,141,304.09
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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.