Finding the Fourth Proportional to 7,555,576.95, 11,330,021.75 and 2,162,998.71
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Solution
The fourth proportional to 7,555,576.95, 11,330,021.75 and 2,162,998.71 is: 3,243,540.84
Step by Step Solution
- Step 1: Write the proportion equation
7,555,576.95 : 11,330,021.75 = 2,162,998.71 : x - Step 2: Convert to fraction form
7,555,576.95/11,330,021.75 = 2,162,998.71/x - Step 3: Cross multiply
7,555,576.95x = 11,330,021.75 × 2,162,998.71 - Step 4: Simplify right side
7,555,576.95x = 24,506,822,418,706.95 - Step 5: Solve for x
x = 24,506,822,418,706.95/7,555,576.95 - Step 6: Final answer
x = 3,243,540.84
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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.