Finding the Fourth Proportional to 18,527,733.08, 27,797,407.71 and 11,149,830.91
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Solution
The fourth proportional to 18,527,733.08, 27,797,407.71 and 11,149,830.91 is: 16,728,241.61
Step by Step Solution
- Step 1: Write the proportion equation
18,527,733.08 : 27,797,407.71 = 11,149,830.91 : x - Step 2: Convert to fraction form
18,527,733.08/27,797,407.71 = 11,149,830.91/x - Step 3: Cross multiply
18,527,733.08x = 27,797,407.71 × 11,149,830.91 - Step 4: Simplify right side
18,527,733.08x = 309,936,395,508,094.06 - Step 5: Solve for x
x = 309,936,395,508,094.06/18,527,733.08 - Step 6: Final answer
x = 16,728,241.61
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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.