Finding the Fourth Proportional to 10,905,141.42, 15,048,481.05 and 6,010,348.68
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Solution
The fourth proportional to 10,905,141.42, 15,048,481.05 and 6,010,348.68 is: 8,293,942.71
Step by Step Solution
- Step 1: Write the proportion equation
10,905,141.42 : 15,048,481.05 = 6,010,348.68 : x - Step 2: Convert to fraction form
10,905,141.42/15,048,481.05 = 6,010,348.68/x - Step 3: Cross multiply
10,905,141.42x = 15,048,481.05 × 6,010,348.68 - Step 4: Simplify right side
10,905,141.42x = 90,446,618,214,872.52 - Step 5: Solve for x
x = 90,446,618,214,872.52/10,905,141.42 - Step 6: Final answer
x = 8,293,942.71
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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.