Finding the Fourth Proportional to 18,294,194.71, 27,434,316.73 and 6,160,400.38
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Solution
The fourth proportional to 18,294,194.71, 27,434,316.73 and 6,160,400.38 is: 9,238,251.69
Step by Step Solution
- Step 1: Write the proportion equation
18,294,194.71 : 27,434,316.73 = 6,160,400.38 : x - Step 2: Convert to fraction form
18,294,194.71/27,434,316.73 = 6,160,400.38/x - Step 3: Cross multiply
18,294,194.71x = 27,434,316.73 × 6,160,400.38 - Step 4: Simplify right side
18,294,194.71x = 169,006,375,208,532.34 - Step 5: Solve for x
x = 169,006,375,208,532.34/18,294,194.71 - Step 6: Final answer
x = 9,238,251.69
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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.