Finding the Fourth Proportional to 6,313,901.07, 9,463,765.51 and 3,121,269.46
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Solution
The fourth proportional to 6,313,901.07, 9,463,765.51 and 3,121,269.46 is: 4,678,401.19
Step by Step Solution
- Step 1: Write the proportion equation
6,313,901.07 : 9,463,765.51 = 3,121,269.46 : x - Step 2: Convert to fraction form
6,313,901.07/9,463,765.51 = 3,121,269.46/x - Step 3: Cross multiply
6,313,901.07x = 9,463,765.51 × 3,121,269.46 - Step 4: Simplify right side
6,313,901.07x = 29,538,962,262,964.32 - Step 5: Solve for x
x = 29,538,962,262,964.32/6,313,901.07 - Step 6: Final answer
x = 4,678,401.19
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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.