Finding the Fourth Proportional to 11,031,544.20, 16,547,314.14 and 3,459,119.88
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Solution
The fourth proportional to 11,031,544.20, 16,547,314.14 and 3,459,119.88 is: 5,188,679.14
Step by Step Solution
- Step 1: Write the proportion equation
11,031,544.20 : 16,547,314.14 = 3,459,119.88 : x - Step 2: Convert to fraction form
11,031,544.20/16,547,314.14 = 3,459,119.88/x - Step 3: Cross multiply
11,031,544.20x = 16,547,314.14 × 3,459,119.88 - Step 4: Simplify right side
11,031,544.20x = 57,239,143,302,279.10 - Step 5: Solve for x
x = 57,239,143,302,279.10/11,031,544.20 - Step 6: Final answer
x = 5,188,679.14
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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.