Finding the Fourth Proportional to 6,339,846.24, 8,749,009.97 and 3,439,257.76
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Solution
The fourth proportional to 6,339,846.24, 8,749,009.97 and 3,439,257.76 is: 4,746,187.73
Step by Step Solution
- Step 1: Write the proportion equation
6,339,846.24 : 8,749,009.97 = 3,439,257.76 : x - Step 2: Convert to fraction form
6,339,846.24/8,749,009.97 = 3,439,257.76/x - Step 3: Cross multiply
6,339,846.24x = 8,749,009.97 × 3,439,257.76 - Step 4: Simplify right side
6,339,846.24x = 30,090,100,431,639.87 - Step 5: Solve for x
x = 30,090,100,431,639.87/6,339,846.24 - Step 6: Final answer
x = 4,746,187.73
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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.