Finding the Fourth Proportional to 25,687,219.53, 38,524,932.99 and 15,315,373.41
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Solution
The fourth proportional to 25,687,219.53, 38,524,932.99 and 15,315,373.41 is: 22,969,544.59
Step by Step Solution
- Step 1: Write the proportion equation
25,687,219.53 : 38,524,932.99 = 15,315,373.41 : x - Step 2: Convert to fraction form
25,687,219.53/38,524,932.99 = 15,315,373.41/x - Step 3: Cross multiply
25,687,219.53x = 38,524,932.99 × 15,315,373.41 - Step 4: Simplify right side
25,687,219.53x = 590,023,734,337,077.88 - Step 5: Solve for x
x = 590,023,734,337,077.88/25,687,219.53 - Step 6: Final answer
x = 22,969,544.59
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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.