Finding the Fourth Proportional to 18,013,239, 27,021,519.99 and 5,882,765.85
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Solution
The fourth proportional to 18,013,239, 27,021,519.99 and 5,882,765.85 is: 8,824,691.38
Step by Step Solution
- Step 1: Write the proportion equation
18,013,239 : 27,021,519.99 = 5,882,765.85 : x - Step 2: Convert to fraction form
18,013,239/27,021,519.99 = 5,882,765.85/x - Step 3: Cross multiply
18,013,239x = 27,021,519.99 × 5,882,765.85 - Step 4: Simplify right side
18,013,239x = 158,961,275,012,264.31 - Step 5: Solve for x
x = 158,961,275,012,264.31/18,013,239 - Step 6: Final answer
x = 8,824,691.38
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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.