Finding the Fourth Proportional to 75,815,514.78, 113,723,605.33 and 24,000,371.99
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Solution
The fourth proportional to 75,815,514.78, 113,723,605.33 and 24,000,371.99 is: 36,000,663.45
Step by Step Solution
- Step 1: Write the proportion equation
75,815,514.78 : 113,723,605.33 = 24,000,371.99 : x - Step 2: Convert to fraction form
75,815,514.78/113,723,605.33 = 24,000,371.99/x - Step 3: Cross multiply
75,815,514.78x = 113,723,605.33 × 24,000,371.99 - Step 4: Simplify right side
75,815,514.78x = 2,729,408,831,761,791 - Step 5: Solve for x
x = 2,729,408,831,761,791/75,815,514.78 - Step 6: Final answer
x = 36,000,663.45
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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.