Finding the Fourth Proportional to 10,397,746.49, 14,347,785.48 and 5,750,793.09
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Solution
The fourth proportional to 10,397,746.49, 14,347,785.48 and 5,750,793.09 is: 7,935,483.49
Step by Step Solution
- Step 1: Write the proportion equation
10,397,746.49 : 14,347,785.48 = 5,750,793.09 : x - Step 2: Convert to fraction form
10,397,746.49/14,347,785.48 = 5,750,793.09/x - Step 3: Cross multiply
10,397,746.49x = 14,347,785.48 × 5,750,793.09 - Step 4: Simplify right side
10,397,746.49x = 82,511,145,595,186.33 - Step 5: Solve for x
x = 82,511,145,595,186.33/10,397,746.49 - Step 6: Final answer
x = 7,935,483.49
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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.