Finding the Fourth Proportional to 10,838,867.63, 16,264,600.02 and 4,855,235.63
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Solution
The fourth proportional to 10,838,867.63, 16,264,600.02 and 4,855,235.63 is: 7,285,674.87
Step by Step Solution
- Step 1: Write the proportion equation
10,838,867.63 : 16,264,600.02 = 4,855,235.63 : x - Step 2: Convert to fraction form
10,838,867.63/16,264,600.02 = 4,855,235.63/x - Step 3: Cross multiply
10,838,867.63x = 16,264,600.02 × 4,855,235.63 - Step 4: Simplify right side
10,838,867.63x = 78,968,465,443,479.70 - Step 5: Solve for x
x = 78,968,465,443,479.70/10,838,867.63 - Step 6: Final answer
x = 7,285,674.87
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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.