Finding the Fourth Proportional to 10,923,165.12, 16,383,309.12 and 3,246,646.08
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Solution
The fourth proportional to 10,923,165.12, 16,383,309.12 and 3,246,646.08 is: 4,869,541.54
Step by Step Solution
- Step 1: Write the proportion equation
10,923,165.12 : 16,383,309.12 = 3,246,646.08 : x - Step 2: Convert to fraction form
10,923,165.12/16,383,309.12 = 3,246,646.08/x - Step 3: Cross multiply
10,923,165.12x = 16,383,309.12 × 3,246,646.08 - Step 4: Simplify right side
10,923,165.12x = 53,190,806,331,876.25 - Step 5: Solve for x
x = 53,190,806,331,876.25/10,923,165.12 - Step 6: Final answer
x = 4,869,541.54
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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.