Finding the Fourth Proportional to 7,558,272.18, 11,339,362.90 and 2,167,317.18
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Solution
The fourth proportional to 7,558,272.18, 11,339,362.90 and 2,167,317.18 is: 3,251,536.26
Step by Step Solution
- Step 1: Write the proportion equation
7,558,272.18 : 11,339,362.90 = 2,167,317.18 : x - Step 2: Convert to fraction form
7,558,272.18/11,339,362.90 = 2,167,317.18/x - Step 3: Cross multiply
7,558,272.18x = 11,339,362.90 × 2,167,317.18 - Step 4: Simplify right side
7,558,272.18x = 24,575,996,023,424.62 - Step 5: Solve for x
x = 24,575,996,023,424.62/7,558,272.18 - Step 6: Final answer
x = 3,251,536.26
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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.