Finding the Fourth Proportional to 75,385,248.24, 113,084,385.54 and 20,797,833.84
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Solution
The fourth proportional to 75,385,248.24, 113,084,385.54 and 20,797,833.84 is: 31,198,547.66
Step by Step Solution
- Step 1: Write the proportion equation
75,385,248.24 : 113,084,385.54 = 20,797,833.84 : x - Step 2: Convert to fraction form
75,385,248.24/113,084,385.54 = 20,797,833.84/x - Step 3: Cross multiply
75,385,248.24x = 113,084,385.54 × 20,797,833.84 - Step 4: Simplify right side
75,385,248.24x = 2,351,910,260,359,419 - Step 5: Solve for x
x = 2,351,910,260,359,419/75,385,248.24 - Step 6: Final answer
x = 31,198,547.66
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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.