Finding the Fourth Proportional to 64,277,764.56, 88,708,785.70 and 36,405,433.03
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Solution
The fourth proportional to 64,277,764.56, 88,708,785.70 and 36,405,433.03 is: 50,242,596.01
Step by Step Solution
- Step 1: Write the proportion equation
64,277,764.56 : 88,708,785.70 = 36,405,433.03 : x - Step 2: Convert to fraction form
64,277,764.56/88,708,785.70 = 36,405,433.03/x - Step 3: Cross multiply
64,277,764.56x = 88,708,785.70 × 36,405,433.03 - Step 4: Simplify right side
64,277,764.56x = 3,229,481,756,973,972 - Step 5: Solve for x
x = 3,229,481,756,973,972/64,277,764.56 - Step 6: Final answer
x = 50,242,596.01
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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.