Finding the Fourth Proportional to 17,425,516.58, 26,138,274.87 and 11,685,953.78
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Solution
The fourth proportional to 17,425,516.58, 26,138,274.87 and 11,685,953.78 is: 17,528,930.66
Step by Step Solution
- Step 1: Write the proportion equation
17,425,516.58 : 26,138,274.87 = 11,685,953.78 : x - Step 2: Convert to fraction form
17,425,516.58/26,138,274.87 = 11,685,953.78/x - Step 3: Cross multiply
17,425,516.58x = 26,138,274.87 × 11,685,953.78 - Step 4: Simplify right side
17,425,516.58x = 305,450,671,830,634.38 - Step 5: Solve for x
x = 305,450,671,830,634.38/17,425,516.58 - Step 6: Final answer
x = 17,528,930.66
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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.