Finding the Fourth Proportional to 57,340,336.37, 79,129,771.49 and 34,136,266.37
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Solution
The fourth proportional to 57,340,336.37, 79,129,771.49 and 34,136,266.37 is: 47,108,111.47
Step by Step Solution
- Step 1: Write the proportion equation
57,340,336.37 : 79,129,771.49 = 34,136,266.37 : x - Step 2: Convert to fraction form
57,340,336.37/79,129,771.49 = 34,136,266.37/x - Step 3: Cross multiply
57,340,336.37x = 79,129,771.49 × 34,136,266.37 - Step 4: Simplify right side
57,340,336.37x = 2,701,194,957,069,564 - Step 5: Solve for x
x = 2,701,194,957,069,564/57,340,336.37 - Step 6: Final answer
x = 47,108,111.47
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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.