Finding the Fourth Proportional to 9,800,693.19, 13,524,401.07 and 5,449,686.08
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Solution
The fourth proportional to 9,800,693.19, 13,524,401.07 and 5,449,686.08 is: 7,520,257.88
Step by Step Solution
- Step 1: Write the proportion equation
9,800,693.19 : 13,524,401.07 = 5,449,686.08 : x - Step 2: Convert to fraction form
9,800,693.19/13,524,401.07 = 5,449,686.08/x - Step 3: Cross multiply
9,800,693.19x = 13,524,401.07 × 5,449,686.08 - Step 4: Simplify right side
9,800,693.19x = 73,703,740,183,894.11 - Step 5: Solve for x
x = 73,703,740,183,894.11/9,800,693.19 - Step 6: Final answer
x = 7,520,257.88
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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.