Finding the Fourth Proportional to 14,919,273.92, 20,588,567.64 and 8,392,908.08
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Solution
The fourth proportional to 14,919,273.92, 20,588,567.64 and 8,392,908.08 is: 11,582,196.07
Step by Step Solution
- Step 1: Write the proportion equation
14,919,273.92 : 20,588,567.64 = 8,392,908.08 : x - Step 2: Convert to fraction form
14,919,273.92/20,588,567.64 = 8,392,908.08/x - Step 3: Cross multiply
14,919,273.92x = 20,588,567.64 × 8,392,908.08 - Step 4: Simplify right side
14,919,273.92x = 172,797,955,701,382.53 - Step 5: Solve for x
x = 172,797,955,701,382.53/14,919,273.92 - Step 6: Final answer
x = 11,582,196.07
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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.