Finding the Fourth Proportional to 7,317,576.18, 10,986,419.10 and 3,725,756.73
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Solution
The fourth proportional to 7,317,576.18, 10,986,419.10 and 3,725,756.73 is: 5,593,754.53
Step by Step Solution
- Step 1: Write the proportion equation
7,317,576.18 : 10,986,419.10 = 3,725,756.73 : x - Step 2: Convert to fraction form
7,317,576.18/10,986,419.10 = 3,725,756.73/x - Step 3: Cross multiply
7,317,576.18x = 10,986,419.10 × 3,725,756.73 - Step 4: Simplify right side
7,317,576.18x = 40,932,724,900,425.54 - Step 5: Solve for x
x = 40,932,724,900,425.54/7,317,576.18 - Step 6: Final answer
x = 5,593,754.53
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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.