Finding the Fourth Proportional to 69,524,408.40, 104,323,937.40 and 29,138,974.80
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Solution
The fourth proportional to 69,524,408.40, 104,323,937.40 and 29,138,974.80 is: 43,724,105.72
Step by Step Solution
- Step 1: Write the proportion equation
69,524,408.40 : 104,323,937.40 = 29,138,974.80 : x - Step 2: Convert to fraction form
69,524,408.40/104,323,937.40 = 29,138,974.80/x - Step 3: Cross multiply
69,524,408.40x = 104,323,937.40 × 29,138,974.80 - Step 4: Simplify right side
69,524,408.40x = 3,039,892,582,935,378 - Step 5: Solve for x
x = 3,039,892,582,935,378/69,524,408.40 - Step 6: Final answer
x = 43,724,105.72
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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.