Finding the Fourth Proportional to 5,679,077.99, 8,518,631.11 and 2,267,642.30
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Solution
The fourth proportional to 5,679,077.99, 8,518,631.11 and 2,267,642.30 is: 3,401,469.09
Step by Step Solution
- Step 1: Write the proportion equation
5,679,077.99 : 8,518,631.11 = 2,267,642.30 : x - Step 2: Convert to fraction form
5,679,077.99/8,518,631.11 = 2,267,642.30/x - Step 3: Cross multiply
5,679,077.99x = 8,518,631.11 × 2,267,642.30 - Step 4: Simplify right side
5,679,077.99x = 19,317,208,258,759.43 - Step 5: Solve for x
x = 19,317,208,258,759.43/5,679,077.99 - Step 6: Final answer
x = 3,401,469.09
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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.