Finding the Fourth Proportional to 17,425,437.51, 26,139,795.39 and 5,129,408.91
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Solution
The fourth proportional to 17,425,437.51, 26,139,795.39 and 5,129,408.91 is: 7,694,595.86
Step by Step Solution
- Step 1: Write the proportion equation
17,425,437.51 : 26,139,795.39 = 5,129,408.91 : x - Step 2: Convert to fraction form
17,425,437.51/26,139,795.39 = 5,129,408.91/x - Step 3: Cross multiply
17,425,437.51x = 26,139,795.39 × 5,129,408.91 - Step 4: Simplify right side
17,425,437.51x = 134,081,699,379,042.94 - Step 5: Solve for x
x = 134,081,699,379,042.94/17,425,437.51 - Step 6: Final answer
x = 7,694,595.86
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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.