Finding the Fourth Proportional to 6,337,124.89, 8,745,234.71 and 3,436,514.99
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Solution
The fourth proportional to 6,337,124.89, 8,745,234.71 and 3,436,514.99 is: 4,742,391.97
Step by Step Solution
- Step 1: Write the proportion equation
6,337,124.89 : 8,745,234.71 = 3,436,514.99 : x - Step 2: Convert to fraction form
6,337,124.89/8,745,234.71 = 3,436,514.99/x - Step 3: Cross multiply
6,337,124.89x = 8,745,234.71 × 3,436,514.99 - Step 4: Simplify right side
6,337,124.89x = 30,053,130,171,983.31 - Step 5: Solve for x
x = 30,053,130,171,983.31/6,337,124.89 - Step 6: Final answer
x = 4,742,391.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.