Finding the Fourth Proportional to 57,432,115.44, 79,285,569.12 and 44,350,006.32
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Solution
The fourth proportional to 57,432,115.44, 79,285,569.12 and 44,350,006.32 is: 61,225,595.90
Step by Step Solution
- Step 1: Write the proportion equation
57,432,115.44 : 79,285,569.12 = 44,350,006.32 : x - Step 2: Convert to fraction form
57,432,115.44/79,285,569.12 = 44,350,006.32/x - Step 3: Cross multiply
57,432,115.44x = 79,285,569.12 × 44,350,006.32 - Step 4: Simplify right side
57,432,115.44x = 3,516,315,491,556,797 - Step 5: Solve for x
x = 3,516,315,491,556,797/57,432,115.44 - Step 6: Final answer
x = 61,225,595.90
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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.