Home / 28,062,433.40-42,093,650.10-15,969,198.20

Finding the Fourth Proportional to 28,062,433.40, 42,093,650.10 and 15,969,198.20

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Solution

The fourth proportional to 28,062,433.40, 42,093,650.10 and 15,969,198.20 is: 23,953,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062,433.40 : 42,093,650.10 = 15,969,198.20 : x
  2. Step 2: Convert to fraction form
    28,062,433.40/42,093,650.10 = 15,969,198.20/x
  3. Step 3: Cross multiply
    28,062,433.40x = 42,093,650.10 × 15,969,198.20
  4. Step 4: Simplify right side
    28,062,433.40x = 672,201,841,408,349.75
  5. Step 5: Solve for x
    x = 672,201,841,408,349.75/28,062,433.40
  6. Step 6: Final answer
    x = 23,953,797.30

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Similar ratio
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1.5x scale

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.