Finding the Fourth Proportional to 57,472,037.91, 79,377,389.74 and 41,860,614.08
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Solution
The fourth proportional to 57,472,037.91, 79,377,389.74 and 41,860,614.08 is: 57,815,703.07
Step by Step Solution
- Step 1: Write the proportion equation
57,472,037.91 : 79,377,389.74 = 41,860,614.08 : x - Step 2: Convert to fraction form
57,472,037.91/79,377,389.74 = 41,860,614.08/x - Step 3: Cross multiply
57,472,037.91x = 79,377,389.74 × 41,860,614.08 - Step 4: Simplify right side
57,472,037.91x = 3,322,786,278,583,891 - Step 5: Solve for x
x = 3,322,786,278,583,891/57,472,037.91 - Step 6: Final answer
x = 57,815,703.07
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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.