Finding the Fourth Proportional to 50,395,768.64, 75,599,889.12 and 18,051,141.44
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Solution
The fourth proportional to 50,395,768.64, 75,599,889.12 and 18,051,141.44 is: 27,078,945.88
Step by Step Solution
- Step 1: Write the proportion equation
50,395,768.64 : 75,599,889.12 = 18,051,141.44 : x - Step 2: Convert to fraction form
50,395,768.64/75,599,889.12 = 18,051,141.44/x - Step 3: Cross multiply
50,395,768.64x = 75,599,889.12 × 18,051,141.44 - Step 4: Simplify right side
50,395,768.64x = 1,364,664,291,353,437.25 - Step 5: Solve for x
x = 1,364,664,291,353,437.25/50,395,768.64 - Step 6: Final answer
x = 27,078,945.88
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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.