Finding the Fourth Proportional to 52,259,884.85, 78,384,761.97 and 15,868,595.09
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Solution
The fourth proportional to 52,259,884.85, 78,384,761.97 and 15,868,595.09 is: 23,801,354.56
Step by Step Solution
- Step 1: Write the proportion equation
52,259,884.85 : 78,384,761.97 = 15,868,595.09 : x - Step 2: Convert to fraction form
52,259,884.85/78,384,761.97 = 15,868,595.09/x - Step 3: Cross multiply
52,259,884.85x = 78,384,761.97 × 15,868,595.09 - Step 4: Simplify right side
52,259,884.85x = 1,243,856,048,623,501 - Step 5: Solve for x
x = 1,243,856,048,623,501/52,259,884.85 - Step 6: Final answer
x = 23,801,354.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.