Finding the Fourth Proportional to 7,313,938.92, 10,926,429.36 and 4,734,136.68
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Solution
The fourth proportional to 7,313,938.92, 10,926,429.36 and 4,734,136.68 is: 7,072,414.82
Step by Step Solution
- Step 1: Write the proportion equation
7,313,938.92 : 10,926,429.36 = 4,734,136.68 : x - Step 2: Convert to fraction form
7,313,938.92/10,926,429.36 = 4,734,136.68/x - Step 3: Cross multiply
7,313,938.92x = 10,926,429.36 × 4,734,136.68 - Step 4: Simplify right side
7,313,938.92x = 51,727,210,014,604.92 - Step 5: Solve for x
x = 51,727,210,014,604.92/7,313,938.92 - Step 6: Final answer
x = 7,072,414.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.