Finding the Fourth Proportional to 9,452,556.68, 13,044,581.36 and 5,378,175.68
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Solution
The fourth proportional to 9,452,556.68, 13,044,581.36 and 5,378,175.68 is: 7,421,912.67
Step by Step Solution
- Step 1: Write the proportion equation
9,452,556.68 : 13,044,581.36 = 5,378,175.68 : x - Step 2: Convert to fraction form
9,452,556.68/13,044,581.36 = 5,378,175.68/x - Step 3: Cross multiply
9,452,556.68x = 13,044,581.36 × 5,378,175.68 - Step 4: Simplify right side
9,452,556.68x = 70,156,050,226,133.32 - Step 5: Solve for x
x = 70,156,050,226,133.32/9,452,556.68 - Step 6: Final answer
x = 7,421,912.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.