Finding the Fourth Proportional to 5,558,723.70, 8,325,643.95 and 4,563,395.70
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Solution
The fourth proportional to 5,558,723.70, 8,325,643.95 and 4,563,395.70 is: 6,834,879.70
Step by Step Solution
- Step 1: Write the proportion equation
5,558,723.70 : 8,325,643.95 = 4,563,395.70 : x - Step 2: Convert to fraction form
5,558,723.70/8,325,643.95 = 4,563,395.70/x - Step 3: Cross multiply
5,558,723.70x = 8,325,643.95 × 4,563,395.70 - Step 4: Simplify right side
5,558,723.70x = 37,993,207,801,161.02 - Step 5: Solve for x
x = 37,993,207,801,161.02/5,558,723.70 - Step 6: Final answer
x = 6,834,879.70
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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.