Finding the Fourth Proportional to 9,905,626.08, 14,858,553.51 and 2,989,165.37
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Solution
The fourth proportional to 9,905,626.08, 14,858,553.51 and 2,989,165.37 is: 4,483,782.58
Step by Step Solution
- Step 1: Write the proportion equation
9,905,626.08 : 14,858,553.51 = 2,989,165.37 : x - Step 2: Convert to fraction form
9,905,626.08/14,858,553.51 = 2,989,165.37/x - Step 3: Cross multiply
9,905,626.08x = 14,858,553.51 × 2,989,165.37 - Step 4: Simplify right side
9,905,626.08x = 44,414,673,659,867.25 - Step 5: Solve for x
x = 44,414,673,659,867.25/9,905,626.08 - Step 6: Final answer
x = 4,483,782.58
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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.