Finding the Fourth Proportional to 64,273,698.27, 96,397,657.35 and 31,470,133.49
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Solution
The fourth proportional to 64,273,698.27, 96,397,657.35 and 31,470,133.49 is: 47,198,888.91
Step by Step Solution
- Step 1: Write the proportion equation
64,273,698.27 : 96,397,657.35 = 31,470,133.49 : x - Step 2: Convert to fraction form
64,273,698.27/96,397,657.35 = 31,470,133.49/x - Step 3: Cross multiply
64,273,698.27x = 96,397,657.35 × 31,470,133.49 - Step 4: Simplify right side
64,273,698.27x = 3,033,647,144,445,791 - Step 5: Solve for x
x = 3,033,647,144,445,791/64,273,698.27 - Step 6: Final answer
x = 47,198,888.91
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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.